Ola Gudmund Skjåk-Bræk
Om
Publikasjoner
2024
-
Gravdahl, Mina;
Aarstad, Olav Andreas;
Petersen, Agnes Beenfeldt;
Karlsen, Stina Grønbeck;
Donati, Ivan;
Czjzek, Mirjam.
(2024)
A chemo-enzymatic method for preparation of saturated oligosaccharides from alginate and other uronic acid-containing polysaccharides.
Carbohydrate Polymers
Vitenskapelig artikkel
2023
-
Pritchard, Manon F.;
Powell, Lydia C.;
Adams, Jennifer Y. M.;
Menzies, Georgina;
Khan, Saira;
Tøndervik, Anne.
(2023)
Structure–Activity Relationships of Low Molecular Weight Alginate Oligosaccharide Therapy against Pseudomonas aeruginosa.
Biomolecules
Vitenskapelig artikkel
2022
-
Tøndervik, Anne;
Aune, Randi;
Degelmann, Adelheid;
Piontek, Michael;
Ertesvåg, Helga;
Skjåk-Bræk, Gudmund.
(2022)
Strain Construction and Process Development for Efficient Recombinant Production of Mannuronan C-5 Epimerases in Hansenula polymorpha.
Frontiers in Plant Science
Vitenskapelig artikkel
2020
-
Stanisci, Annalucia;
Tøndervik, Anne;
Gaardløs, Margrethe;
Lervik, Anders;
Skjåk-Bræk, Gudmund;
Sletta, Håvard.
(2020)
Identification of a Pivotal Residue for Determining the Block Structure-Forming Properties of Alginate C-5 Epimerases.
ACS Omega
Vitenskapelig artikkel
-
Tøndervik, Anne;
Aarstad, Olav Andreas;
Aune, Randi;
Maleki, Susan;
Rye, Philip D;
Dessen, Arne.
(2020)
Exploiting mannuronan C-5 epimerases in commercial alginate production.
Marine Drugs
Vitenskapelig artikkel
2019
-
Aarstad, Olav Andreas;
Stanisci, Annalucia;
Sætrom, Gerd Inger;
Tøndervik, Anne;
Sletta, Håvard;
Aachmann, Finn Lillelund.
(2019)
Biosynthesis and Function of Long Guluronic Acid-Blocks in Alginate Produced by Azotobacter vinelandii.
Biomacromolecules
Vitenskapelig artikkel
2018
-
Kopplin, Georg;
Rokstad, Anne Mari;
Mélida, Hugo;
Bulone, Vincent;
Skjåk-Bræk, Gudmund;
Aachmann, Finn Lillelund.
(2018)
Structural characterization of fucoidan from Laminaria hyperborea:
Assessment of coagulation and inflammatory properties and their
structure−function relationship.
ACS Applied Bio Materials (AABM)
Vitenskapelig artikkel
-
Mathieu, Sophie;
Touvrey-Loiodice, Melanie;
Poulet, Laurent;
Drouillard, Sophie;
Vincentelli, Renaud;
Henrissat, Bernard.
(2018)
Ancient acquisition of "alginate utilization loci" by human gut microbiota.
Scientific Reports
Vitenskapelig artikkel
-
Stanisci, Annalucia;
Aarstad, Olav Andreas;
Tøndervik, Anne;
Sletta, Håvard;
Dypås, Lene Brattsti;
Skjåk-Bræk, Gudmund.
(2018)
Overall size of mannuronan C5-Epimerases influences their ability to epimerize modified alginates and alginate gels.
Carbohydrate Polymers
Vitenskapelig artikkel
2017
-
Ermund, Anna;
Recktenwald, Christian V.;
Skjåk-Bræk, Gudmund;
Meiss, Lauren N.;
Onsøyen, Edvar Jarle;
Rye, Philip D..
(2017)
OligoG CF-5/20 normalizes cystic fibrosis mucus by chelating calcium.
Clinical and Experimental Pharmacology and Physiology
Vitenskapelig artikkel
-
Dunlop, Alex;
Bowman, Kate;
Aarstad, Olav Andreas;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger;
Round, Andrew N.
(2017)
Polymer sequencing by molecular machines: a framework for predicting the resolving power of a sliding contact force spectroscopy sequencing method.
Nanoscale
Vitenskapelig artikkel
-
Strand, Berit Løkensgard;
Coron, Abba Elizabeth;
Skjåk-Bræk, Gudmund.
(2017)
Current and Future Perspectives on Alginate Encapsulated Pancreatic Islet.
Stem Cells Translational Medicine
Vitenskapelig artikkel
-
Arlov, Øystein;
Öztürk, Ece;
Steinwachs, Mattihas Reinhard;
Skjåk-Bræk, Gudmund;
Zenobi-Wong, Marcy.
(2017)
Biomimetic sulphated alginate hydrogels suppress IL-1B-induced inflammatory responses in human chondrocytes.
European Cells and Materials
Vitenskapelig artikkel
-
Arlov, Øystein;
Skjåk-Bræk, Gudmund.
(2017)
Sulfated alginates as heparin analogues: A review of chemical and functional properties.
Molecules
Vitenskapelig oversiktsartikkel/review
2016
-
Ørning, Mathias Pontus;
Hoem, Kine Samset;
Coron, Abba Elizabeth;
Skjåk-Bræk, Gudmund;
Mollnes, Tom Eirik;
Brekke, Ole Lars.
(2016)
Alginate microsphere compositions dictate different mechanisms of complement activation with consequences for cytokine release and leukocyte activation.
Journal of Controlled Release
Vitenskapelig artikkel
-
Bowman, Kate;
Aarstad, Olav Andreas;
Stokke, Bjørn Torger;
Skjåk-Bræk, Ola Gudmund;
Round, Andrew N.
(2016)
Sliding Contact Dynamic Force Spectroscopy Method for Interrogating Slow Forming Polymer Cross-Links.
Langmuir
Vitenskapelig artikkel
-
Mathieu, Sophie;
Henrissat, Bernard;
Labre, Flavien;
Skjåk-Bræk, Gudmund;
Helbert, William.
(2016)
Functional Exploration of the Polysaccharide Lyase Family PL6.
PLOS ONE
Vitenskapelig artikkel
-
Arlov, Øystein;
Skjåk-Bræk, Gudmund;
Rokstad, Anne Mari.
(2016)
Sulfated alginate microspheres associate with factor H and dampen the inflammatory
cytokine response.
Acta Biomaterialia
Vitenskapelig artikkel
-
Bowman, Kate A.;
Aarstad, Olav Andreas;
Nakamura, Marcela;
Stokke, Bjørn Torger;
Skjåk-Bræk, Gudmund;
Round, Andrew N..
(2016)
Single molecule investigation of the onset and minimum size of the calcium-mediated junction zone in alginate.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Öztürk, Ece;
Arlov, Øystein;
Seda, Aksel;
Li, Ling;
Ornitz, David M.;
Skjåk-Bræk, Gudmund.
(2016)
Sulfated Hydrogel Matrices Direct Mitogenicity and Maintenance of Chondrocyte Phenotype through Activation of FGF Signaling.
Advanced Functional Materials
Vitenskapelig artikkel
2015
-
Håti, Armend Gazmeno;
Aachmann, Finn Lillelund;
Stokke, Bjørn Torger;
Skjåk-Bræk, Gudmund;
Sletmoen, Marit.
(2015)
Energy landscape of alginate-epimerase interactions assessed by optical tweezers and atomic force microscopy.
PLOS ONE
Vitenskapelig artikkel
-
Arlov, Øystein;
Aachmann, Finn Lillelund;
Feyzi, Emadoldin;
Sundan, Anders;
Skjåk-Bræk, Gudmund.
(2015)
The impact of chain length and flexibility in the interaction between sulfated alginates and HGF and FGF-2.
Biomacromolecules
Vitenskapelig artikkel
-
Sandvig, Ioanna;
Karstensen, Kristin;
Rokstad, Anne Mari;
Aachmann, Finn Lillelund;
Formo, Kjetil Ødegård;
Sandvig, Axel.
(2015)
RGD-peptide modified alginate by a chemoenzymatic strategy for tissue engineering applications.
Journal of Biomedical Materials Research. Part A
Vitenskapelig artikkel
-
Skjåk-Bræk, Gudmund;
Donati, Ivan;
Paoletti, Sergio.
(2015)
Alginate Hydrogels: Properties and Applications.
Jenny Stanford Publishing
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
2014
-
Courtade, Gaston;
Skjåk-Bræk, Gudmund;
Aachmann, Finn Lillelund.
(2014)
Structural Investigation of a Lytic
Polysaccharide Monooxygenase by NMR Spectroscopy
.
NTNU
Mastergradsoppgave
-
Buchinger, Edith;
Knudsen, Daniel H.;
Behrens, Manja A.;
Pedersen, Jan Skov;
Aarstad, Olav Andreas;
Tøndervik, Anne.
(2014)
Structural and functional characterization of the R-modules in alginate C-5 epimerases AlgE4 and AlgE6 from Azotobacter vinelandii.
Journal of Biological Chemistry
Vitenskapelig artikkel
-
Aanerud, Line Omtvedt;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund;
Aachmann, Finn Lillelund.
(2014)
Combining the Best of Alginate and Cyclodextrin - Synthesis and Characterization of Properties.
Institutt for Bioteknologi, NTNU
Mastergradsoppgave
-
Arlov, Øystein;
Aachmann, Finn Lillelund;
Sundan, Anders;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2014)
Heparin-Like Properties of Sulfated Alginates with Defined Sequences and Sulfation Degrees.
Biomacromolecules
Vitenskapelig artikkel
-
Formo, Kjetil Ødegård;
Aarstad, Olav Andreas;
Skjåk-Bræk, Gudmund;
Strand, Berit Løkensgard.
(2014)
Lyase-catalyzed degradation of alginate in the gelled state: Effect ofgelling ions and lyase specificity.
Carbohydrate Polymers
Vitenskapelig artikkel
2013
-
Rokstad, Anne Mari;
Brekke, Ole Lars;
Steinkjer, Bjørg;
Ryan, Liv;
Kolláriková, Gabriela;
Strand, Berit Løkensgard.
(2013)
The induction of cytokines by polycation containing microspheres by a complement dependent mechanism.
Biomaterials
Vitenskapelig artikkel
-
Aarstad, Olav Andreas;
Strand, Berit Løkensgard;
Klepp-Andersen, Lise Mari;
Skjåk-Bræk, Gudmund.
(2013)
Analysis of G-Block Distributions and Their Impact on Gel Properties of in Vitro Epimerized Mannuronan.
Biomacromolecules
Vitenskapelig artikkel
-
Borgogna, Massimiliano;
Skjåk-Bræk, Gudmund;
Paoletti, Sergio;
Donati, Ivan.
(2013)
On the Initial Binding of Alginate by Calcium Ions. The Tilted Egg-Box Hypothesis.
Journal of Physical Chemistry B
Vitenskapelig artikkel
-
Berven, Lise;
Solberg, Rigmor;
Truong, Hoa Hong Thi;
Arlov, Øystein;
Aachmann, Finn Lillelund;
Skjåk-Bræk, Gudmund.
(2013)
Alginates induce legumain activity in RAW 264.7 cells and accelerate autoactivation of prolegumain.
Bioactive Carbohydrates and Dietary Fibre
Vitenskapelig artikkel
-
Tøndervik, Anne;
Klinkenberg, Geir;
Aachmann, Finn Lillelund;
Svanem, Britt Iren Glærum;
Ertesvåg, Helga;
Ellingsen, Trond Erling.
(2013)
Mannuronan C-5 Epimerases Suited for Tailoring of Specific Alginate Structures Obtained by High-Throughput Screening of an Epimerase Mutant Library.
Biomacromolecules
Vitenskapelig artikkel
-
Khong, Thang Trung;
Aarstad, Olav Andreas;
Skjåk-Bræk, Gudmund;
Draget, Kurt Ingar;
Vårum, Kjell Morten.
(2013)
Gelling Concept Combining Chitosan and Alginate - Proof of Principle.
Biomacromolecules
Vitenskapelig artikkel
-
Olsen, Linda Therese;
Nilsen, Asbjørn Magne;
Skjåk-Bræk, Gudmund.
(2013)
Nanopartikler og inflammasjon.
NTNU
Mastergradsoppgave
2012
-
Mørch, Yrr Asbjørg;
Sandvig, Ioanna;
Olsen, Øystein;
Donati, Ivan;
Thuen, Marte;
Skjåk-Bræk, Gudmund.
(2012)
Mn-alginate gels as a novel system for controlled release of Mn2+ in manganese-enhanced MRI.
Contrast Media & Molecular Imaging
Vitenskapelig artikkel
-
Gulliksen, Linn Elise;
Nilsen, Asbjørn Magne;
Skjåk-Bræk, Gudmund.
(2012)
Submicron particles and inflammation.
NTNU
Mastergradsoppgave
-
Mihaylova, Dessislava Dimitrova;
Nilsen, Asbjørn Magne;
Skjåk-Bræk, Gudmund.
(2012)
Submicron particles and inflammation.
NTNU
Mastergradsoppgave
-
Skjåk-Bræk, Gudmund;
Draget, Kurt Ingar.
(2012)
Alginates: Properties and Applications.
Elsevier
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Stenvik, Jørgen;
Sletta, Håvard;
Grimstad, Øystein;
Pukstad, Brita;
Ryan, Liv;
Aune, Randi.
(2012)
Alginates induce differentiation and expression of CXCR7 and CXCL12/SDF-1 in human keratinocytes - the role of calcium.
Journal of Biomedical Materials Research. Part A
Vitenskapelig artikkel
-
Aarstad, Olav Andreas;
Tøndervik, Anne;
Sletta, Håvard;
Skjåk-Bræk, Gudmund.
(2012)
Alginate sequencing: An analysis of block distribution in alginates using specific alginate degrading enzymes.
Biomacromolecules
Vitenskapelig artikkel
-
Aachmann, Finn Lillelund;
Sørlie, Morten;
Skjåk-Bræk, Gudmund;
Eijsink, Vincent;
Vaaje-Kolstad, Gustav.
(2012)
NMR structure of a lytic polysaccharide monooxygenase provides insight into copper binding, protein dynamics, and substrate interactions.
Proceedings of the National Academy of Sciences of the United States of America (PNAS)
Vitenskapelig artikkel
-
Qi, Meirigeng;
Mørch, Yrr Asbjørg;
Lacík, Igor;
Formo, Kjetil Ødegård;
Marchese, Enza;
Wang, Yong.
(2012)
Survival of human islets in microbeads containing high guluronic acid alginate crosslinked with Ca2+ and Ba2+.
Xenotransplantation
Vitenskapelig artikkel
-
Mørch, Yrr Asbjørg;
Qi, Meirigeng;
Gundersen, Per Ole M.;
Formo, Kjetil Ødegård;
Lacík, Igor;
Skjåk-Bræk, Gudmund.
(2012)
Binding and leakage of barium in alginate microbeads.
Journal of Biomedical Materials Research. Part A
Vitenskapelig artikkel
-
McDonagh, Birgitte Hjelmeland;
Skjåk-Bræk, Gudmund;
Strand, Berit Løkensgard;
Aachmann, Finn Lillelund.
(2012)
Optimalised Carbodiimide Chemistry for RGD-coupled Alginate.
NTNU
Mastergradsoppgave
2011
-
Mihaylova, Dessislava Dimitrova;
Nilsen, Asbjørn Magne;
Skjåk-Bræk, Gudmund.
(2011)
Submicron particles and inflammation. Specialization project.
NTNU
Hovedfagsoppgave
-
Gulliksen, Linn Elise;
Nilsen, Asbjørn Magne;
Skjåk-Bræk, Gudmund.
(2011)
Submicron particles and inflammation. Specialization project.
NTNU
Hovedfagsoppgave
-
Rokstad, Anne Mari;
Brekke, Ole Lars;
Steinkjer, Bjørg;
Ryan, Liv;
Kolláriková, Gabriela;
Strand, Berit Løkensgard.
(2011)
Alginate microbeads are complement compatible, in contrast to polycation containing microcapsules, as revealed in a human whole blood model.
Acta Biomaterialia
Vitenskapelig artikkel
-
Andreassen, Trygve;
Buchinger, Edith;
Skjåk-Bræk, Gudmund;
Valla, Svein;
Aachmann, Finn Lillelund.
(2011)
H-1, C-13 and N-15 resonances of the AlgE62 subunit from Azotobacter vinelandii mannuronan C5-epimerase.
Biomolecular NMR Assignments
Vitenskapelig artikkel
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund.
(2011)
Alginates: Existing and potential biotechnological and medical applications.
Royal Society of Chemistry (RSC) Publishing
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Buchinger, Edith;
Skjåk-Bræk, Gudmund;
Valla, Svein;
Wimmer, Reinhard;
Aachmann, Finn Lillelund.
(2011)
NMR assignments of 1H, 13C and 15N resonances of the C-terminal subunit from Azotobacter vinelandii mannuronan C5-epimerase 6 (AlgE6R3).
Biomolecular NMR Assignments
Vitenskapelig artikkel
2010
-
Tøndervik, Anne;
Klinkenberg, Geir;
Aarstad, Olav Andreas;
Drabløs, Finn;
Ertesvåg, Helga;
Ellingsen, Trond Erling.
(2010)
Isolation of Mutant Alginate Lyases with Cleavage Specificity for Di-guluronic Acid Linkages.
Journal of Biological Chemistry
Vitenskapelig artikkel
-
Tierney, Sven;
Sletmoen, Marit;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2010)
Interferometric characterization of swelling of covalently crosslinked alginate gel and changes associated with polymer impregnation.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Buchinger, Edith;
Aachmann, Finn Lillelund;
Aranko, A. Sesilja;
Valla, Svein;
Skjåk-Bræk, Gudmund;
Iwai, Hideo.
(2010)
Use of protein trans-splicing to produce active and segmentally H-2, N-15 labeled mannuronan C5-epimerase AlgE4.
Protein Science
Vitenskapelig artikkel
2009
-
De Vos, Paul;
Bucko, Marek;
Gemeiner, Peter;
Navrátil, Marián;
Svitel, Juraj;
Faas, Marijke.
(2009)
Multiscale requirements for bioencapsulation in medicine and biotechnology.
Biomaterials
Vitenskapelig oversiktsartikkel/review
-
Kristiansen, Kåre Andre;
Schirmer, Bjørn Christian;
Aachmann, Finn Lillelund;
Skjåk-Bræk, Gudmund;
Draget, Kurt Ingar;
Christensen, Bjørn Erik.
(2009)
Novel alginates prepared by independent control of chain stiffness and distribution of G-residues: Structure and gelling properties.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Ballance, Simon;
Aarstad, Olav Andreas;
Aachmann, Finn Lillelund;
Skjåk-Bræk, Gudmund;
Christensen, Bjørn Erik.
(2009)
Preparation of high purity monodisperse oligosaccharides derived from mannuronan by size-exclusion chromatography followed by semi-preparative high-performance anion-exchange chromatography with pulsed amperometric detection.
Carbohydrate Research
Vitenskapelig artikkel
-
Donati, Ivan;
Mørch, Yrr Asbjørg;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund;
Paoletti, Sergio.
(2009)
Effect of Elongation of Alternating Sequences on Swelling Behavior and Large Deformation Properties of Natural Alginate Gels.
Journal of Physical Chemistry B
Vitenskapelig artikkel
-
Espevik, Terje;
Rokstad, Anne Mari;
Kulseng, Bård Eirik;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund.
(2009)
Mechanisms of the host immune response to alginate microcapsules.
Faglig kapittel
-
Ertesvåg, Helga;
Valla, Svein;
Skjåk-Bræk, Gudmund.
(2009)
Enzymatic alginate modification.
Springer
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Mørch, Yrr Asbjørg;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund.
(2009)
Alginate structure function relationships relevant to their use for cell encapsulation.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
2008
-
Qi, Meirigeng;
Strand, Berit Løkensgard;
Mørch, Yrr Asbjørg;
Lacík, Igor;
Wang, Yong;
Salehi, Payam.
(2008)
Encapsulation of Human Islets in Novel Inhomogeneous Alginate-Ca2+/Ba2+ Microbeads: In Vitro and In Vivo Function.
Artificial Cells, Blood Substitutes, and Biotechnology
Vitenskapelig artikkel
-
Mørch, Yrr Asbjørg;
Holtan, Synnøve;
Donati, Ivan;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund.
(2008)
Mechanical properties of C-5 epimerized alginates.
Biomacromolecules
Vitenskapelig artikkel
-
Aachmann, Finn Lillelund;
Skjåk-Bræk, Gudmund.
(2008)
1H, 15N, 13C resonance assignment of the AlgE6R1 subunit from the Azotobacter vinelandii mannuronan C5-epimerase.
Biomolecular NMR Assignments
Vitenskapelig artikkel
2007
-
Christensen, Bjørn Erik;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(2007)
Comment and Reply - Comment on “Conformational changes and aggregation of alginic acid as determined by fluorescence correlation spectroscopy”.
Biomacromolecules
Leder
-
Qi, M.;
Strand, Berit Løkensgard;
Lacik, I.;
Wang, Y.;
Barbaro, B.;
Gangemi, A..
(2007)
Prolonged immunosuppression-free survival of TAM encapsulated human islet grafts in diabetic, immunocompetent mice.
American Journal of Transplantation
Sammendrag/abstract
-
Dentini, Mariella;
Rinaldi, Gianluca;
Barbetta, Andrea;
Risica, Daniela;
Anselmi, Claudio;
Skjåk-Bræk, Gudmund.
(2007)
Ionic gel formation of a (pseudo)alginate characterised by an alternating MG sequence produced by epimerising mannuronan with AlgE4.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Sikorski, Pawel ;
Mo, Frode;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2007)
Evidence for egg-box-compatible interactions in calcium-alginate gels from fiber X-ray diffraction.
Biomacromolecules
Vitenskapelig artikkel
-
Mørch, Yrr Asbjørg;
Donati, Ivan;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund.
(2007)
Molecular engineering as an approach to design new functional properties of alginate.
Biomacromolecules
Vitenskapelig artikkel
-
Donati, Ivan;
Haug, Ingvild;
Scarpa, Tommaso;
Borgogna, Massimiliano;
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund.
(2007)
Synergistic effects in semidilute mixed solutions of alginate and lactose-modified chitosan (chitlac).
Biomacromolecules
Vitenskapelig artikkel
-
Sletmoen, Marit;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2007)
Macromolecular motion at the nanoscale of enzymes working on polysaccharides.
Lecture Notes in Physics
Vitenskapelig artikkel
2006
-
Hartmann, Martin;
Dentini, Mariella;
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund.
(2006)
Enzymatic modification of alginates with the mannuronan C-5 epimerase AlgE4 enhances their solubility at low pH.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2006)
Similarities and differences between alginic acid gels and ionically crosslinked alginate gels.
Food Hydrocolloids
Vitenskapelig artikkel
-
Holtan, Synnøve;
Zhang, Qiujin;
Strand, Wenche Iren;
Skjåk-Bræk, Gudmund.
(2006)
Characterization of the hydrolysis mechanism of polyalternating alginate in weak acid and assignment of the resulting MG-oligosaccharides by NMR spectroscopy and ESI-mass spectrometry.
Biomacromolecules
Vitenskapelig artikkel
-
Rokstad, Anne Mari Aukan;
Donati, Ivan;
Borgogna, Massimiliano;
Oberholzer, José;
Strand, Berit Løkensgard;
Espevik, Terje.
(2006)
Cell-compatible covalently reinforced beads obtained from a chemoenzymatically engineered alginate.
Biomaterials
Vitenskapelig artikkel
-
Mørch, Yrr Asbjørg;
Donati, Ivan;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund.
(2006)
Effect of Ca2+, Ba2+, and Sr2+ on alginate microbeads.
Biomacromolecules
Vitenskapelig artikkel
-
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2006)
Friskere fisk med tang og tare.
Gemini
Populærvitenskapelig artikkel
-
Dentini, Mariella;
Caucci, Daniele;
Barbetta, Andrea;
Crescenzi, Vittorio;
Skjåk-Bræk, Gudmund;
Capitani, Donatella.
(2006)
C(6)-oxidation and C(5)-epimerization of locust bean galactomannan studied by high field NMR and circular dichroism.
Biomacromolecules
Vitenskapelig artikkel
-
Draget, Kurt Ingar;
Moe, Størker;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(2006)
Alginates.
CRC Press
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Dentini, Mariella;
Rinaldi, Gianluca;
Barbetta, Andrea;
Risica, Daniela;
Skjåk-Bræk, Gudmund.
(2006)
Acid gel formation in (pseudo) alginates with and without G blocks produced by epimerising mannuronan with C5 epimerases.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Holtan, Synnøve;
Bruheim, Per;
Skjåk-Bræk, Gudmund.
(2006)
Mode of action and subsite studies of the guluronan block forming mannuronan C-5 epimerases AlgE1 and AlgE6.
Biochemical Journal
Vitenskapelig artikkel
2005
-
Strugala, Vicki;
Kennington, Erika J.;
Campbell, Robert J.;
Skjåk-Bræk, Gudmund;
Dettmar, Peter W..
(2005)
Inhibition of pepsin activity by alginates in vitro and the effect of epimerization.
International Journal of Pharmaceutics
Vitenskapelig artikkel
-
Ballance, Simon;
Holtan, Synnøve;
Aarstad, Olav Andreas;
Sikorski, Pawel T.;
Skjåk-Bræk, Gudmund;
Christensen, Bjørn Erik.
(2005)
Application of high-performance anion-exchange chromatography with pulsed amperometric detection and statistical analysis to study oligosaccharide distributions - a complementary method to investigate the structure and some properties of alginates.
Journal of Chromatography A
Vitenskapelig artikkel
-
Donati, Ivan;
Draget, Kurt Ingar;
Borgogna, Massimiliano;
Paoletti, Sergio;
Skjåk-Bræk, Gudmund.
(2005)
Tailor-made alginate bearing galactose moieties on mannuronic residues: Selective modification achieved by a chemoenzymatic strategy.
Biomacromolecules
Vitenskapelig artikkel
-
Dentini, M;
Rinaldi, G;
Risica, Daniela;
Barbetta, A.;
Skjåk-Bræk, Gudmund.
(2005)
Comparative studies on solution characteristics of mannuronan epimerized by C-5 epimerases.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Sletmoen, Marit;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2005)
Mapping enzymatic functionalities of mannuronan C-5 epimerases and their modular units by dynamic force spectroscopy.
Carbohydrate Research
Vitenskapelig artikkel
-
Donati, I;
Holtan, Synnøve;
Mørch, Yrr Asbjørg;
Borgogna, M;
Dentini, M;
Skjåk-Bræk, Gudmund.
(2005)
New hypothesis on the role of alternating sequences in calcium-alginate gels.
Biomacromolecules
Vitenskapelig artikkel
2004
-
Campa, Cristiana;
Oust, Astrid;
Skjak-Braek, G;
Skjåk-Bræk, Gudmund;
Paulsen, Berit Smestad;
Paoletti, Sergio.
(2004)
Determination of average degree of polymerisation and distribution of oligosaccharides in a partially acid-hydrolysed homopolysaccharide: A comparison of four experimental methods applied to mannuronan.
Journal of Chromatography A
Vitenskapelig artikkel
-
Campa, Cristiana;
Holtan, Synnøve;
Nilsen, N;
Bjerkan, Tonje Marita;
Stokke, Bjørn Torger;
Skjåk-Bræk, Gudmund.
(2004)
Biochemical analysis of the processive mechanism for epimerization of alginate by mannuronan C-5 epimerase AlgE4.
Biochemical Journal
Vitenskapelig artikkel
-
Bjerkan, Tonje Marita;
Bender, Carol;
Ertesvåg, Helga;
Drabløs, Finn;
Fakhr, Mohamed K.;
Preston, Lori A..
(2004)
The pseudomonas syringae genome encodes a combined mannuronan C-5-epimerase and O-acetylhydrolase, which strongly enhances the predicted gel-forming properties of alginates.
Journal of Biological Chemistry
Vitenskapelig artikkel
-
Crescenzi, Vittorio;
Dentini, Mariella;
Risica, Daniela;
Spadoni, Sara;
Skjåk-Bræk, Gudmund;
Capitani, Donatella.
(2004)
C(6)-oxidation followed by C(5)-epimerization of guar gum studied by high field NMR.
Biomacromolecules
Vitenskapelig artikkel
-
Roubroeks, J.P.;
Skjåk-Bræk, Gudmund;
Ryan, L.;
Christensen, Bjørn Erik.
(2004)
Molecular weight dependency on the production of the TNF stimulated by fractions of rye (1-3),(1-4)-b-D-glucan.
Scandinavian Journal of Immunology
Vitenskapelig artikkel
-
Donati, Ivan;
Coslovi, Anna;
Gamini, Amelia;
Skjåk-Bræk, Gudmund;
Vetere, Amedeo;
Campa, Cristiana.
(2004)
Galactose-substituted alginate 2: Conformational aspects.
Biomacromolecules
Vitenskapelig artikkel
-
Sletmoen, Marit;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2004)
Single-molecular pair unbinding studies of mannuronan C-5 epimerase AlgE4 and its polymer substrate.
Biomacromolecules
Vitenskapelig artikkel
-
Bjerkan, Tonje Marita;
Lillehov, Bjørn E.;
Strand, WI;
Skjåk-Bræk, Gudmund;
Valla, Svein;
Ertesvåg, Helga.
(2004)
Construction and analyses of hybrid Azotobacter vinelandii mannuronan C-5 epimerases with new epimerization pattern characteristics.
Biochemical Journal
Vitenskapelig artikkel
-
Strand, Wenche I.;
Skjåk-Bræk, Gudmund;
Gåserød, Olav.
(2004)
Microcapsule formulation and formation.
Kluwer Academic Publishers
Kluwer Academic Publishers
Lærebok
-
Campa, Christiana;
Holtan, Synnøve;
Nilsen, Nadra;
Bjerkan, Tonje M;
Stokke, Bjørn Torger;
Skjåk-Bræk, Gudmund.
(2004)
Biochemical analysis of the processive mechanism for epimerization of alginate by mannuronan C-5 epimerase AlgE4.
Biochemical Journal
Vitenskapelig artikkel
2003
-
Hunkeler, D.;
Rajotte, R.;
Grey, D.;
Morel, Ph.;
Skjåk-Bræk, Gudmund;
Korbutt, G..
(2003)
Bioartificial organ grafts: A view at the beginning of the third millennium.
Artificial Cells, Blood Substitutes, and Biotechnology
Vitenskapelig artikkel
-
Donati, Ivan;
Gamini, Amelia;
Skjåk-Bræk, Gudmund;
Vetere, Amedeo;
Campa, Cristiana;
Coslovi, Anna.
(2003)
Determination of the diadic composition of alginate by means of circular dichroism: a fast and accurate improved method.
Carbohydrate Research
Vitenskapelig artikkel
-
Gimmestad, Martin;
Sletta, Håvard;
Ertesvåg, Helga;
Bakkevig, Karianne;
Jain, Sumita;
Suh, Sang-jin.
(2003)
The Pseudomonas fluorescens AlgG protein, but not its mannuronan C-5-epimerase activity, is needed fro alginate polymer formation.
Journal of Bacteriology
Vitenskapelig artikkel
-
Strand, Berit Løkensgard;
Mørch, Yrr Asbjørg;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2003)
Visualization of alginate-poly-L-lysine-alginate microcapsules by confocal laser scanning microscopy.
Biotechnology and Bioengineering
Vitenskapelig artikkel
-
Strand, Berit Løkensgard;
Mørch, Yrr Asbjørg;
Syvertsen, Kjersti R.;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2003)
Microcapsules made by enzymatically tailored alginate.
Journal of Biomedical Materials Research
Vitenskapelig artikkel
-
Rokstad, Anne Mari Aukan;
Strand, Berit Løkensgard;
Rian, K.;
Steinkjer, Bjørg;
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund.
(2003)
Evaluation of different types of alginate microcapsules as bioreactors for producing endostatin.
Cell Transplantation
Vitenskapelig artikkel
-
King, Aileen;
Andersson, Arne;
Strand, Berit Løkensgard;
Lau, Joey;
Skjåk-Bræk, Gudmund;
Sandler, Stellan.
(2003)
The role of capsule composition and biologic responses in the function of transplanted microencapsulated islets of langerhans.
Transplantation
Vitenskapelig artikkel
-
Donati, Ivan;
Vetere, Amedeo;
Gamini, Amelia;
Skjåk-Bræk, Gudmund;
Coslovi, Anna;
Campa, Cristiana.
(2003)
Galactose-substituted alginate: Preliminary characterization and study of gelling properties.
Biomacromolecules
Vitenskapelig artikkel
-
King, Aileen;
Strand, Berit Løkensgard;
Rokstad, Anne Mari Aukan;
Andersson, Arne;
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund.
(2003)
Improvement of the biocompatibility of alginate/poly-L-lysine/alginate microcapsules by the use of epimerized alginate as a coating.
Journal of Biomedical Materials Research
Vitenskapelig artikkel
-
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund;
Gåserød, Olav.
(2003)
Microcapsule formation.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
2002
-
Hartmann, Martin;
Holm, Olav B.;
Johansen, Gunn A.B.;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2002)
Mode of action of recombinant Azotobacter vinelandii mannuronan C-5 epimerases AlgE2 and AlgE4.
Biopolymers
Vitenskapelig artikkel
-
Crescenzi, Vittorio;
Skjåk-Bræk, Gudmund;
Dentini, Mariella;
Masci, Giancarlo;
Bernalda, Maria Scala;
Risica, Daniela.
(2002)
A high field NMR study of the products ensuing from konjak glucomannan C(6)-oxidation followed by enzymatic C(5)-epimerization.
Biomacromolecules
Vitenskapelig artikkel
-
Hartmann, Martin;
Duun, Anne Sissel;
Markussen, Sidsel;
Grasdalen, Hans;
Valla, Svein;
Skjåk-Bræk, Gudmund.
(2002)
Time-resolved 1H and 13C NMR spectroscopy for detailed analyses of the Azotobacter vinelandii mannuronan C-5 epimerase reaction.
Biochimica et Biophysica Acta
Vitenskapelig artikkel
-
Rokstad, Anne Mari Aukan;
Holtan, Synnøve;
Strand, Berit Løkensgard;
Steinkjer, Bjørg;
Ryan, Liv;
Kulseng, Bård Eirik.
(2002)
Microencapsulation of cells producing therapeutic proteins: Optimizing cell growth and secretion.
Cell Transplantation
Vitenskapelig artikkel
-
Flo, Trude Helen;
Ryan, Liv;
Latz, Eicke;
Takeuchi, Osamu;
Monks, Brian G.;
Lien, Egil.
(2002)
Involvement of toll-like receptor (TLR) 2 and TLR4 in cell activation by mannuronic acid polymers.
Journal of Biological Chemistry
Vitenskapelig artikkel
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund.
(2002)
Alginates in Relation to HUman Health; From Commodity to High Cost Products?.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Draget, Kurt Ingar;
Smidsrød, Olav;
Skjåk-Bræk, Gudmund.
(2002)
Alginates from algae.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Strand, Berit Løkensgard;
Gåserød, Olav;
Kulseng, Bård Eirik;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2002)
Alginate-polylysine-alginate microcapsules – effect of size reduction on capsule properties.
Journal of Microencapsulation
Vitenskapelig artikkel
2001
-
Strand, Berit Løkensgard;
Ryan, Liv;
Int Veld, Peter;
Kulseng, Bård Eirik;
Rokstad, Anne Mari Aukan;
Skjåk-Bræk, Gudmund.
(2001)
Poly-L-Lysine Induces Fibrosis on Alginate Microcapsules via the Induction of Cytokines.
Cell Transplantation
Vitenskapelig artikkel
-
Flo, Trude Helen;
Ryan, Liv;
Kilaas, L;
Skjåk-Bræk, Gudmund;
Ingalls, Robin;
Sundan, Anders.
(2001)
The involvement of CD14 and beta2-integrins in activating cells with soluble and particulate lipopolysaccharides and mannuronic acid polymers.
Infection and Immunity
Vitenskapelig artikkel
-
Crescenzi, Vittorio;
Masci, Giancarlo;
Rori, Vania;
Skjåk-Bræk, Gudmund;
Dentini, Mariella.
(2001)
Enzymatic epimerization of bacterial mannuronan and of C-6 oxidized, galactose-depleted guar: A circular dichroism and 1H NMR study.
Biomacromolecules
Vitenskapelig artikkel
-
Glærum Svanem, B.I.;
Strand, W.I.;
Ertesvåg, Helga;
Skjåk-Bræk, Gudmund;
Hartmann, M.;
Barbeyron, T..
(2001)
The catalytic activities of the bifunctional Azotobacter vinelandii mannuronan C-5-epimerase and alginate lyase AlgE7 probably originate from the same active site in the enzyme.
Journal of Biological Chemistry
Vitenskapelig artikkel
-
Ramstad, Marit Valeur;
Markussen, Sidsel;
Ellingsen, Trond E.;
Skjåk-Bræk, Gudmund;
Levine, David William.
(2001)
Influence of environmental conditions on the activity of the recombinant mannuronan C-5-epimerase AlgE2.
Enzyme and Microbial Technology
Vitenskapelig artikkel
-
Rokstad, Anne Mari Aukan;
Kulseng, Bård Eirik;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund;
Espevik, Terje.
(2001)
Transplantation of alginate microcapsules with proliferating cells in mice. Capsular overgrowth and suvival of encapsulated cells of mice and human origin.
Annals of the New York Academy of Sciences
Vitenskapelig artikkel
-
Conceicao, L.E.C.;
Skjermo, Jorunn;
Skjåk-Bræk, Gudmund;
Verreth, J.A.J..
(2001)
Effect of an immunostimulating alginate on protein turnover of turbot (Scophthalmus maximus L.) larvae.
Fish Physiology & Biochemistry
Vitenskapelig artikkel
2000
-
Draget, Kurt Ingar;
Strand, Berit Løkensgard;
Hartmann, Martin;
Valla, Svein;
Smidsrød, Olav;
Skjåk-Bræk, Gudmund.
(2000)
Ionic and acid gel formation of epimerised alginates : the effect of AlgE4.
International Journal of Biological Macromolecules
Vitenskapelig artikkel
-
Skjåk-Bræk, Gudmund;
Flo, Trude Helen;
Halaas, Øyvind;
Espevik, Terje.
(2000)
Immune stimulating properties of di-equatorially beta(1->4) linked poly-uronides.
Proceedings of the Phytochemical Society of Europe
Vitenskapelig artikkel
-
Crescenzi, V.;
Hartmann, Morten;
de Nooy, A E J.;
Rori, V.;
Masci, G.;
Skjåk-Bræk, Gudmund.
(2000)
Epimerization of nonnatural uronans with mannuronan C-5-epimerases to obtain alginatelike polysaccharides.
Biomacromolecules
Vitenskapelig artikkel
-
Flo, Trude Helen;
Ryan, Liv;
Kilaas, Lars;
Skjåk-Bræk, Gudmund;
Ingalls, Robin R.A;
Sundan, Anders.
(2000)
Involvement of CD14 and _B2-integrins in activating cells with soluble and particulate lipopolysaccharides and mannuronic acid polymers.
Infection and Immunity
Vitenskapelig artikkel
-
Strand, B.L.;
Mørch, Y.A.;
Skjåk-Bræk, Gudmund.
(2000)
Alginate as immobilization matrix for cells.
Minerva biotecnologica (Testo stampato)
Vitenskapelig artikkel
-
Roubroeks, J.P.;
Skjåk-Bræk, Gudmund;
Ryan, L.;
Christensen, B.E..
(2000)
Molecular Weight Dependency on the Production of the TNF Stimulated by Fractions of rye (1-3),(1-4)-beta-D-Glucan.
Scandinavian Journal of Immunology
Vitenskapelig artikkel
-
Flo, T.H.;
Ryan, L.;
Kilaas, L.;
Skjåk-Bræk, Gudmund;
Ingalls, R.R.;
Sundan, A..
(2000)
Involvement of CD14 and beta2-integrins in activating cells with soluble and particulate lipopolysaccharides and mannuronic acid polymers.
Infection and Immunity
Vitenskapelig artikkel
-
Roubroeks, J.P.;
Skjåk-Bræk, Gudmund;
Ryan, L.;
Christensen, B.E..
(2000)
Molecular Weight Dependency on the Production of the TNF Stimulated by Fractions of rye (1-3),(1-4)-beta-D-Glucan.
Scandinavian Journal of Immunology
Vitenskapelig artikkel
-
Thu, Beate;
Gåserød, Olav;
Paus, Didrik;
Mikkelsen, Arne;
Skjåk-Bræk, Gudmund;
Toffanin, Renato.
(2000)
Inhomogeneous alginate gel spheres: An assessment of the polymer gradients by synchrotron radiation-induced X-ray emission, magnetic resonance microimaging, and mathematical modeling.
Biopolymers
Vitenskapelig artikkel
-
Rokstad, Anne Mari Aukan;
Skjermo, Jorunn;
Skjåk-Bræk, Gudmund;
Vadstein, Olav.
(2000)
Makrofagstudier hos piggvar og kveite etter immunstimulering med FMI in vitro og in vivo.
SINTEF fiskeri og havbruk
Rapport
1999
-
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund;
Ryan, Liv;
Andersson, Arne;
King, Aileen;
Faxvaag, Arild.
(1999)
Transplantation of alginate microcapsules. Generation of antibodies against alginates and encapsulated porcine islet-like cell clusters.
Transplantation
Vitenskapelig artikkel
-
Kulseng, Bård Eirik;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(1999)
Behandling av diabetes mellitus med transplantasjon av immunbeskyttet øyvev fra pancreas.
Tidsskrift for Den norske legeforening
Vitenskapelig artikkel
-
Ramstad, Marit Valeur;
Ellingsen, Trond E.;
Josefsen, Kjell D.;
Høidal, Hilde K.;
Valla, Svein;
Skjåk-Bræk, Gudmund.
(1999)
Properties and action pattern of the recombinant mannuronan C-5-epimerase AlgE2.
Enzyme and Microbial Technology
Vitenskapelig artikkel
-
King, Aileen;
Sandler, Stellan;
Andersson, Arne;
Hellerström, Claes;
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund.
(1999)
Glucose metabolism in vitro of cultured and transplanted mouse pancreatic islets microencapsulated by means of a high-voltage electrostatic field.
Diabetes Care
Vitenskapelig artikkel
-
Gåserød, Olav;
Sannes, Andrea;
Skjåk-Bræk, Gudmund.
(1999)
Microcapsules of alginate-chitosan. II. A study of capsule stability and permeability.
Biomaterials
Vitenskapelig artikkel
-
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund;
Ryan, Liv;
Andersson, Arne;
King, Aileen;
Faxvaag, Arild.
(1999)
Transplantation of alginate microcapsules.
Transplantation
Vitenskapelig artikkel
-
Høidal, Hilde Kristin;
Ertesvåg, Helga;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger;
Valla, Svein.
(1999)
The Recombinant Azotobacter vinelandii Mannuronan C-5-Epimerase AlGE4 Epimerizes Alginate by a Nonrandom Attack Mechanism.
Journal of Biological Chemistry
Vitenskapelig artikkel
-
Svanem, B I G.;
Skjåk-Bræk, Gudmund;
Ertesvåg, Helga;
Valla, Svein.
(1999)
Cloning and expression of three new Azotobacter vinelandii genes closely related to a previously described gene family encoding mannuronan C-5-epimerases.
Journal of Bacteriology
Vitenskapelig artikkel
-
Ertesvåg, Helga;
Skjåk-Bræk, Gudmund.
(1999)
Modification of alginate using mannuronan C-5-epimerases.
Humana Press
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
1998
-
Berntzen, G.;
Flo, T;
Medvedev, A;
Kilaas, L;
Skjåk-Bræk, Gudmund;
Sundan, A.
(1998)
The tumor necrosis factor-inducing potency of lipopolysaccharide and uronic acid polymers is increased when they are covalently linked to particles.
Clinical and Vaccine Immunology
Vitenskapelig artikkel
-
Ertesvåg, Helga;
Høidal, Hilde Kristin;
Skjåk-Bræk, Gudmund;
Valla, Svein.
(1998)
The Azotobacter vinelandii mannuronan C-5-epimerase AlgE1 consists of two separate catalytic domains.
Journal of Biological Chemistry
Vitenskapelig artikkel
-
Ertesvåg, Helga;
Høidal, Hilde Kristin;
Skjåk-Bræk, Gudmund;
Valla, Svein.
(1998)
The Azotobacter vinelandii mannuronan C-5-epimerase AlgE1 consists of two separate catalytic domains.
Journal of Biological Chemistry
Vitenskapelig artikkel
-
Gåserød, Olav;
Smidsrød, Olav;
Skjåk-Bræk, Gudmund.
(1998)
Microcapsules of alginate-chitosan - I : a quantitative study of the interaction between alginate and chitosan.
Biomaterials
Vitenskapelig artikkel
-
Gåserød, Olav;
Jolliffe, Ian G.;
Hampson, Frank C.;
Dettmar, Peter W.;
Skjåk-Bræk, Gudmund.
(1998)
The enhancement of the bioadhesive properties of calcium alginate gel beads by coating with chitosan.
International Journal of Pharmaceutics
Vitenskapelig artikkel
-
Ertesvåg, Helga;
Erlien, Frode;
Skjåk-Bræk, Gudmund;
Rehm, Bernd H. A.;
Valla, Svein.
(1998)
Biochemical properties and substrate specificities of a recombinantly produced Azotobacter vinelandii alginate lyase.
Journal of Bacteriology
Vitenskapelig artikkel
-
Berntzen, Gøril;
Flo, Trude Helen;
Medvedev, Andrei E.;
Skjåk-Bræk, Gudmund.
(1998)
The tumor necrosis factor-inducing potency of lipopolysacharide and uronic acid polymers is increased when they are covalently linked to particles.
Clinical and Laboratory Immunology
Vitenskapelig artikkel
-
Quong, D.;
Neufeld, R.J.;
Skjåk-Bræk, Gudmund;
Poncelet, D..
(1998)
External versus internal source of calcium during the gelation of alginate beads for DNA encapsulation.
Biotechnology and Bioengineering
Vitenskapelig artikkel
1997
-
Jahr, Tove Gullstein;
Ryan, Liv;
Sundan, Anders;
Lichenstein, Henri S.;
Skjåk-Bræk, Gudmund;
Espevik, Terje.
(1997)
Induction of tumor necrosis factor production from monocytes stimulated with mannuronic acid polymers and involvement of lipopolysaccharide-binding protein, CD14, and bactericidal/ permeability-increasing factor.
Infection and Immunity
Vitenskapelig artikkel
-
Thu, Beate;
Skjåk-Bræk, Gudmund;
Micali, Fulvio;
Vittur, Franco;
Rizzo, Roberto.
(1997)
The spatial distribution of calcium in alginate gel beads analysed by synchrotron-radiation induced X-ray emission (SRIXE).
Carbohydrate Research
Vitenskapelig artikkel
-
Sandler, Stellan;
Andersson, Arne;
Eizirik, Décio L.;
Hellerström, Claes;
Espevik, Terje;
Kulseng, Siri.
(1997)
Assessment of insulin secretion in vitro from microencapsulated fetal procine islet-like cell clusters and rat, mouse, and human pancreatic islets.
Transplantation
Vitenskapelig artikkel
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(1997)
Alginate based new materials.
International Journal of Biological Macromolecules
Vitenskapelig artikkel
-
Kulseng, Bård Eirik;
Thu, Beate;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(1997)
Alginate polylysine microcapsules as immune barrer : permeability of cytokines and immmunoglobulins over the capsule membrane.
Cell Transplantation
Vitenskapelig artikkel
1996
-
Valla, Svein;
Skjåk-Bræk, Gudmund.
(1996)
Alginate : a target molecule for genetic engineers and a versatile material for the biotechnologist.
Agro Food Industry Hi-Tech
Vitenskapelig artikkel
-
Ertesvåg, Helga;
Valla, Svein;
Skjåk-Bræk, Gudmund.
(1996)
Genetics and biosynthesis of alginates.
Carbohydrates in Europe
Vitenskapelig artikkel
-
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund;
Følling, Ivar;
Espevik, Terje.
(1996)
TNF production from peripheral blood mononuclear cells in diabetic patients after stimulation with alginate and lipopolysaccharide.
Scandinavian Journal of Immunology
Vitenskapelig artikkel
-
Thu, Beate;
Bruheim, Per;
Espevik, Terje;
Smidsrød, Olav;
Soon-Shiong, P.;
Skjåk-Bræk, Gudmund.
(1996)
Alginate polycation microcapsules. I, Interaction between alginate and polycation.
Biomaterials
Vitenskapelig artikkel
-
Abrahamson, Michael;
Lewandowski, Zbigniew;
Geesey, Gill;
Skjåk-Bræk, Gudmund;
Strand, Wenche;
Christensen, Bjørn E..
(1996)
Development of an artificial biofilm to study the effects of a single microcolony on mass transport.
Journal of Microbiological Methods
Vitenskapelig artikkel
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Christensen, Bjørn E.;
Gåserød, Olav;
Smidsrød, Olav.
(1996)
Swelling and partial solubilization of alginic acid gel beads in acidic buffer.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Skjåk-Bræk, Gudmund;
Espevik, Terje.
(1996)
Application of alginate gels in biotechnology and biomedicine.
Carbohydrates in Europe
Vitenskapelig artikkel
-
Thu, Beate;
Bruheim, Per;
Espevik, Terje;
Smidsrød, Olav;
Soon-Shiong, Patrick;
Skjåk-Bræk, Gudmund.
(1996)
Alginate polycation microcapsules. II, Some functional properties.
Biomaterials
Vitenskapelig artikkel
1995
-
Skjermo, Jorunn;
Defoort, Thomas;
Dehasque, Marleen;
Espevik, Terje;
Olsen, Yngvar;
Skjåk-Bræk, Gudmund.
(1995)
Immunostimulation of juvenile turbot (Scophthalmus maximus L.) using an alginate with high mannuronic acid content administered via the live food organism Artemia.
Fish and Shellfish Immunology
Vitenskapelig artikkel
-
Skjåk-Bræk, Gudmund;
Espevik, Terje;
Otterlei, Marit;
Smidsrød, Olav;
Soon-Shiong, P..
(1995)
Homologous guluronic acid alginate coating composition for in vivo application and implantation and method using the same.
US-Patent 5459 054, Oct. 1995
Rapport
1994
-
Moe, Størker;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(1994)
Calcium alginate gel fibers : influence of alginate source and gel structure on fiber strength.
Journal of Applied Polymer Science
Vitenskapelig artikkel
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(1994)
Alginic acid gels : the effect of alginate chemical composition and molecular weight.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Ertesvåg, Helga;
Doseth, Berit;
Larsen, Bjørn;
Skjåk-Bræk, Gudmund;
Valla, Svein.
(1994)
Cloning and expression of an Azotobacter vinelandii mannuronan C-5-epimerase gene.
Journal of Bacteriology
Vitenskapelig artikkel
1993
-
Moe, Størker;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav;
Elgsæter, Arnljot.
(1993)
A new approach for estimating the crosslink density of covalently crosslinked ionic polysaccharide gels.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Moe, Størker;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav;
Elgsæter, Arnljot.
(1993)
Swelling of covalently crosslinked alginate gels : influence of ionic solutes and nonpolar solvents.
Macromolecules
Vitenskapelig artikkel
-
Stokke, Bjørn Torger;
Smidsrød, Olav;
Strand, Wenche;
Skjåk-Bræk, Gudmund;
et al., [Mangler fornavn].
(1993)
Distribution of uronate residues in alginate chains in relation toalginate gelling properties. 2: Enrichment of beta-D-mannuronic acid and depletion of alfa-L-guluronic acid in sol fraction.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Moe, Størker T.;
Smidsrød, Olav;
Skjåk-Bræk, Gudmund.
(1993)
Superswelling alginate gels: Preparation and some physical properties.
Department of Biotechnology, Norwegian Institute of Technology
Doktorgradsavhandling
1992
-
Hertzberg, Sissel;
Kvittingen, Lise;
Anthonsen, Thorleif;
Skjåk-Bræk, Gudmund.
(1992)
Alginate as immobilization matrix and stabilizing agent in a two-phase liquid system: Application in lipase-catalysed reactions.
Enzyme and Microbial Technology
Vitenskapelig artikkel
-
Moe, Størker;
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(1992)
Temperature dependence of the elastic modulus of alginate gels.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Martinsen, Anita;
Storrø, Ivar;
Skjåk-Bræk, Gudmund.
(1992)
Alginate as immobilization material: Diffusional Properties of Alginate Gel Beads.
Biotechnology and Bioengineering
Vitenskapelig artikkel
-
Soon-Shong, P.;
Feldman, E.;
Nelson, R.;
Komtebedde, J.;
Smidsrød, Olav;
Skjåk-Bræk, Gudmund.
(1992)
Successful reversal of spontaneous diabetes in dogs by intraperitonal microencapsulated islets.
Transplantation
Vitenskapelig artikkel
1991
-
Moe, Størker;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(1991)
Covalently cross-linked sodium alginate beads.
Food Hydrocolloids
Vitenskapelig artikkel
-
Stokke, Bjørn Torger;
Smidsrød, Olav;
Bruheim, Per;
Skjåk-Bræk, Gudmund.
(1991)
Distribution of uronate residues in alginate chains in relation to alginate gelling properties.
Macromolecules
Vitenskapelig artikkel
Tidsskriftspublikasjoner
-
Gravdahl, Mina;
Aarstad, Olav Andreas;
Petersen, Agnes Beenfeldt;
Karlsen, Stina Grønbeck;
Donati, Ivan;
Czjzek, Mirjam.
(2024)
A chemo-enzymatic method for preparation of saturated oligosaccharides from alginate and other uronic acid-containing polysaccharides.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Pritchard, Manon F.;
Powell, Lydia C.;
Adams, Jennifer Y. M.;
Menzies, Georgina;
Khan, Saira;
Tøndervik, Anne.
(2023)
Structure–Activity Relationships of Low Molecular Weight Alginate Oligosaccharide Therapy against Pseudomonas aeruginosa.
Biomolecules
Vitenskapelig artikkel
-
Tøndervik, Anne;
Aune, Randi;
Degelmann, Adelheid;
Piontek, Michael;
Ertesvåg, Helga;
Skjåk-Bræk, Gudmund.
(2022)
Strain Construction and Process Development for Efficient Recombinant Production of Mannuronan C-5 Epimerases in Hansenula polymorpha.
Frontiers in Plant Science
Vitenskapelig artikkel
-
Stanisci, Annalucia;
Tøndervik, Anne;
Gaardløs, Margrethe;
Lervik, Anders;
Skjåk-Bræk, Gudmund;
Sletta, Håvard.
(2020)
Identification of a Pivotal Residue for Determining the Block Structure-Forming Properties of Alginate C-5 Epimerases.
ACS Omega
Vitenskapelig artikkel
-
Tøndervik, Anne;
Aarstad, Olav Andreas;
Aune, Randi;
Maleki, Susan;
Rye, Philip D;
Dessen, Arne.
(2020)
Exploiting mannuronan C-5 epimerases in commercial alginate production.
Marine Drugs
Vitenskapelig artikkel
-
Aarstad, Olav Andreas;
Stanisci, Annalucia;
Sætrom, Gerd Inger;
Tøndervik, Anne;
Sletta, Håvard;
Aachmann, Finn Lillelund.
(2019)
Biosynthesis and Function of Long Guluronic Acid-Blocks in Alginate Produced by Azotobacter vinelandii.
Biomacromolecules
Vitenskapelig artikkel
-
Kopplin, Georg;
Rokstad, Anne Mari;
Mélida, Hugo;
Bulone, Vincent;
Skjåk-Bræk, Gudmund;
Aachmann, Finn Lillelund.
(2018)
Structural characterization of fucoidan from Laminaria hyperborea:
Assessment of coagulation and inflammatory properties and their
structure−function relationship.
ACS Applied Bio Materials (AABM)
Vitenskapelig artikkel
-
Mathieu, Sophie;
Touvrey-Loiodice, Melanie;
Poulet, Laurent;
Drouillard, Sophie;
Vincentelli, Renaud;
Henrissat, Bernard.
(2018)
Ancient acquisition of "alginate utilization loci" by human gut microbiota.
Scientific Reports
Vitenskapelig artikkel
-
Stanisci, Annalucia;
Aarstad, Olav Andreas;
Tøndervik, Anne;
Sletta, Håvard;
Dypås, Lene Brattsti;
Skjåk-Bræk, Gudmund.
(2018)
Overall size of mannuronan C5-Epimerases influences their ability to epimerize modified alginates and alginate gels.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Ermund, Anna;
Recktenwald, Christian V.;
Skjåk-Bræk, Gudmund;
Meiss, Lauren N.;
Onsøyen, Edvar Jarle;
Rye, Philip D..
(2017)
OligoG CF-5/20 normalizes cystic fibrosis mucus by chelating calcium.
Clinical and Experimental Pharmacology and Physiology
Vitenskapelig artikkel
-
Dunlop, Alex;
Bowman, Kate;
Aarstad, Olav Andreas;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger;
Round, Andrew N.
(2017)
Polymer sequencing by molecular machines: a framework for predicting the resolving power of a sliding contact force spectroscopy sequencing method.
Nanoscale
Vitenskapelig artikkel
-
Strand, Berit Løkensgard;
Coron, Abba Elizabeth;
Skjåk-Bræk, Gudmund.
(2017)
Current and Future Perspectives on Alginate Encapsulated Pancreatic Islet.
Stem Cells Translational Medicine
Vitenskapelig artikkel
-
Arlov, Øystein;
Öztürk, Ece;
Steinwachs, Mattihas Reinhard;
Skjåk-Bræk, Gudmund;
Zenobi-Wong, Marcy.
(2017)
Biomimetic sulphated alginate hydrogels suppress IL-1B-induced inflammatory responses in human chondrocytes.
European Cells and Materials
Vitenskapelig artikkel
-
Arlov, Øystein;
Skjåk-Bræk, Gudmund.
(2017)
Sulfated alginates as heparin analogues: A review of chemical and functional properties.
Molecules
Vitenskapelig oversiktsartikkel/review
-
Ørning, Mathias Pontus;
Hoem, Kine Samset;
Coron, Abba Elizabeth;
Skjåk-Bræk, Gudmund;
Mollnes, Tom Eirik;
Brekke, Ole Lars.
(2016)
Alginate microsphere compositions dictate different mechanisms of complement activation with consequences for cytokine release and leukocyte activation.
Journal of Controlled Release
Vitenskapelig artikkel
-
Bowman, Kate;
Aarstad, Olav Andreas;
Stokke, Bjørn Torger;
Skjåk-Bræk, Ola Gudmund;
Round, Andrew N.
(2016)
Sliding Contact Dynamic Force Spectroscopy Method for Interrogating Slow Forming Polymer Cross-Links.
Langmuir
Vitenskapelig artikkel
-
Mathieu, Sophie;
Henrissat, Bernard;
Labre, Flavien;
Skjåk-Bræk, Gudmund;
Helbert, William.
(2016)
Functional Exploration of the Polysaccharide Lyase Family PL6.
PLOS ONE
Vitenskapelig artikkel
-
Arlov, Øystein;
Skjåk-Bræk, Gudmund;
Rokstad, Anne Mari.
(2016)
Sulfated alginate microspheres associate with factor H and dampen the inflammatory
cytokine response.
Acta Biomaterialia
Vitenskapelig artikkel
-
Bowman, Kate A.;
Aarstad, Olav Andreas;
Nakamura, Marcela;
Stokke, Bjørn Torger;
Skjåk-Bræk, Gudmund;
Round, Andrew N..
(2016)
Single molecule investigation of the onset and minimum size of the calcium-mediated junction zone in alginate.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Öztürk, Ece;
Arlov, Øystein;
Seda, Aksel;
Li, Ling;
Ornitz, David M.;
Skjåk-Bræk, Gudmund.
(2016)
Sulfated Hydrogel Matrices Direct Mitogenicity and Maintenance of Chondrocyte Phenotype through Activation of FGF Signaling.
Advanced Functional Materials
Vitenskapelig artikkel
-
Håti, Armend Gazmeno;
Aachmann, Finn Lillelund;
Stokke, Bjørn Torger;
Skjåk-Bræk, Gudmund;
Sletmoen, Marit.
(2015)
Energy landscape of alginate-epimerase interactions assessed by optical tweezers and atomic force microscopy.
PLOS ONE
Vitenskapelig artikkel
-
Arlov, Øystein;
Aachmann, Finn Lillelund;
Feyzi, Emadoldin;
Sundan, Anders;
Skjåk-Bræk, Gudmund.
(2015)
The impact of chain length and flexibility in the interaction between sulfated alginates and HGF and FGF-2.
Biomacromolecules
Vitenskapelig artikkel
-
Sandvig, Ioanna;
Karstensen, Kristin;
Rokstad, Anne Mari;
Aachmann, Finn Lillelund;
Formo, Kjetil Ødegård;
Sandvig, Axel.
(2015)
RGD-peptide modified alginate by a chemoenzymatic strategy for tissue engineering applications.
Journal of Biomedical Materials Research. Part A
Vitenskapelig artikkel
-
Buchinger, Edith;
Knudsen, Daniel H.;
Behrens, Manja A.;
Pedersen, Jan Skov;
Aarstad, Olav Andreas;
Tøndervik, Anne.
(2014)
Structural and functional characterization of the R-modules in alginate C-5 epimerases AlgE4 and AlgE6 from Azotobacter vinelandii.
Journal of Biological Chemistry
Vitenskapelig artikkel
-
Arlov, Øystein;
Aachmann, Finn Lillelund;
Sundan, Anders;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2014)
Heparin-Like Properties of Sulfated Alginates with Defined Sequences and Sulfation Degrees.
Biomacromolecules
Vitenskapelig artikkel
-
Formo, Kjetil Ødegård;
Aarstad, Olav Andreas;
Skjåk-Bræk, Gudmund;
Strand, Berit Løkensgard.
(2014)
Lyase-catalyzed degradation of alginate in the gelled state: Effect ofgelling ions and lyase specificity.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Rokstad, Anne Mari;
Brekke, Ole Lars;
Steinkjer, Bjørg;
Ryan, Liv;
Kolláriková, Gabriela;
Strand, Berit Løkensgard.
(2013)
The induction of cytokines by polycation containing microspheres by a complement dependent mechanism.
Biomaterials
Vitenskapelig artikkel
-
Aarstad, Olav Andreas;
Strand, Berit Løkensgard;
Klepp-Andersen, Lise Mari;
Skjåk-Bræk, Gudmund.
(2013)
Analysis of G-Block Distributions and Their Impact on Gel Properties of in Vitro Epimerized Mannuronan.
Biomacromolecules
Vitenskapelig artikkel
-
Borgogna, Massimiliano;
Skjåk-Bræk, Gudmund;
Paoletti, Sergio;
Donati, Ivan.
(2013)
On the Initial Binding of Alginate by Calcium Ions. The Tilted Egg-Box Hypothesis.
Journal of Physical Chemistry B
Vitenskapelig artikkel
-
Berven, Lise;
Solberg, Rigmor;
Truong, Hoa Hong Thi;
Arlov, Øystein;
Aachmann, Finn Lillelund;
Skjåk-Bræk, Gudmund.
(2013)
Alginates induce legumain activity in RAW 264.7 cells and accelerate autoactivation of prolegumain.
Bioactive Carbohydrates and Dietary Fibre
Vitenskapelig artikkel
-
Tøndervik, Anne;
Klinkenberg, Geir;
Aachmann, Finn Lillelund;
Svanem, Britt Iren Glærum;
Ertesvåg, Helga;
Ellingsen, Trond Erling.
(2013)
Mannuronan C-5 Epimerases Suited for Tailoring of Specific Alginate Structures Obtained by High-Throughput Screening of an Epimerase Mutant Library.
Biomacromolecules
Vitenskapelig artikkel
-
Khong, Thang Trung;
Aarstad, Olav Andreas;
Skjåk-Bræk, Gudmund;
Draget, Kurt Ingar;
Vårum, Kjell Morten.
(2013)
Gelling Concept Combining Chitosan and Alginate - Proof of Principle.
Biomacromolecules
Vitenskapelig artikkel
-
Mørch, Yrr Asbjørg;
Sandvig, Ioanna;
Olsen, Øystein;
Donati, Ivan;
Thuen, Marte;
Skjåk-Bræk, Gudmund.
(2012)
Mn-alginate gels as a novel system for controlled release of Mn2+ in manganese-enhanced MRI.
Contrast Media & Molecular Imaging
Vitenskapelig artikkel
-
Stenvik, Jørgen;
Sletta, Håvard;
Grimstad, Øystein;
Pukstad, Brita;
Ryan, Liv;
Aune, Randi.
(2012)
Alginates induce differentiation and expression of CXCR7 and CXCL12/SDF-1 in human keratinocytes - the role of calcium.
Journal of Biomedical Materials Research. Part A
Vitenskapelig artikkel
-
Aarstad, Olav Andreas;
Tøndervik, Anne;
Sletta, Håvard;
Skjåk-Bræk, Gudmund.
(2012)
Alginate sequencing: An analysis of block distribution in alginates using specific alginate degrading enzymes.
Biomacromolecules
Vitenskapelig artikkel
-
Aachmann, Finn Lillelund;
Sørlie, Morten;
Skjåk-Bræk, Gudmund;
Eijsink, Vincent;
Vaaje-Kolstad, Gustav.
(2012)
NMR structure of a lytic polysaccharide monooxygenase provides insight into copper binding, protein dynamics, and substrate interactions.
Proceedings of the National Academy of Sciences of the United States of America (PNAS)
Vitenskapelig artikkel
-
Qi, Meirigeng;
Mørch, Yrr Asbjørg;
Lacík, Igor;
Formo, Kjetil Ødegård;
Marchese, Enza;
Wang, Yong.
(2012)
Survival of human islets in microbeads containing high guluronic acid alginate crosslinked with Ca2+ and Ba2+.
Xenotransplantation
Vitenskapelig artikkel
-
Mørch, Yrr Asbjørg;
Qi, Meirigeng;
Gundersen, Per Ole M.;
Formo, Kjetil Ødegård;
Lacík, Igor;
Skjåk-Bræk, Gudmund.
(2012)
Binding and leakage of barium in alginate microbeads.
Journal of Biomedical Materials Research. Part A
Vitenskapelig artikkel
-
Rokstad, Anne Mari;
Brekke, Ole Lars;
Steinkjer, Bjørg;
Ryan, Liv;
Kolláriková, Gabriela;
Strand, Berit Løkensgard.
(2011)
Alginate microbeads are complement compatible, in contrast to polycation containing microcapsules, as revealed in a human whole blood model.
Acta Biomaterialia
Vitenskapelig artikkel
-
Andreassen, Trygve;
Buchinger, Edith;
Skjåk-Bræk, Gudmund;
Valla, Svein;
Aachmann, Finn Lillelund.
(2011)
H-1, C-13 and N-15 resonances of the AlgE62 subunit from Azotobacter vinelandii mannuronan C5-epimerase.
Biomolecular NMR Assignments
Vitenskapelig artikkel
-
Buchinger, Edith;
Skjåk-Bræk, Gudmund;
Valla, Svein;
Wimmer, Reinhard;
Aachmann, Finn Lillelund.
(2011)
NMR assignments of 1H, 13C and 15N resonances of the C-terminal subunit from Azotobacter vinelandii mannuronan C5-epimerase 6 (AlgE6R3).
Biomolecular NMR Assignments
Vitenskapelig artikkel
-
Tøndervik, Anne;
Klinkenberg, Geir;
Aarstad, Olav Andreas;
Drabløs, Finn;
Ertesvåg, Helga;
Ellingsen, Trond Erling.
(2010)
Isolation of Mutant Alginate Lyases with Cleavage Specificity for Di-guluronic Acid Linkages.
Journal of Biological Chemistry
Vitenskapelig artikkel
-
Tierney, Sven;
Sletmoen, Marit;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2010)
Interferometric characterization of swelling of covalently crosslinked alginate gel and changes associated with polymer impregnation.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Buchinger, Edith;
Aachmann, Finn Lillelund;
Aranko, A. Sesilja;
Valla, Svein;
Skjåk-Bræk, Gudmund;
Iwai, Hideo.
(2010)
Use of protein trans-splicing to produce active and segmentally H-2, N-15 labeled mannuronan C5-epimerase AlgE4.
Protein Science
Vitenskapelig artikkel
-
De Vos, Paul;
Bucko, Marek;
Gemeiner, Peter;
Navrátil, Marián;
Svitel, Juraj;
Faas, Marijke.
(2009)
Multiscale requirements for bioencapsulation in medicine and biotechnology.
Biomaterials
Vitenskapelig oversiktsartikkel/review
-
Kristiansen, Kåre Andre;
Schirmer, Bjørn Christian;
Aachmann, Finn Lillelund;
Skjåk-Bræk, Gudmund;
Draget, Kurt Ingar;
Christensen, Bjørn Erik.
(2009)
Novel alginates prepared by independent control of chain stiffness and distribution of G-residues: Structure and gelling properties.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Ballance, Simon;
Aarstad, Olav Andreas;
Aachmann, Finn Lillelund;
Skjåk-Bræk, Gudmund;
Christensen, Bjørn Erik.
(2009)
Preparation of high purity monodisperse oligosaccharides derived from mannuronan by size-exclusion chromatography followed by semi-preparative high-performance anion-exchange chromatography with pulsed amperometric detection.
Carbohydrate Research
Vitenskapelig artikkel
-
Donati, Ivan;
Mørch, Yrr Asbjørg;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund;
Paoletti, Sergio.
(2009)
Effect of Elongation of Alternating Sequences on Swelling Behavior and Large Deformation Properties of Natural Alginate Gels.
Journal of Physical Chemistry B
Vitenskapelig artikkel
-
Qi, Meirigeng;
Strand, Berit Løkensgard;
Mørch, Yrr Asbjørg;
Lacík, Igor;
Wang, Yong;
Salehi, Payam.
(2008)
Encapsulation of Human Islets in Novel Inhomogeneous Alginate-Ca2+/Ba2+ Microbeads: In Vitro and In Vivo Function.
Artificial Cells, Blood Substitutes, and Biotechnology
Vitenskapelig artikkel
-
Mørch, Yrr Asbjørg;
Holtan, Synnøve;
Donati, Ivan;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund.
(2008)
Mechanical properties of C-5 epimerized alginates.
Biomacromolecules
Vitenskapelig artikkel
-
Aachmann, Finn Lillelund;
Skjåk-Bræk, Gudmund.
(2008)
1H, 15N, 13C resonance assignment of the AlgE6R1 subunit from the Azotobacter vinelandii mannuronan C5-epimerase.
Biomolecular NMR Assignments
Vitenskapelig artikkel
-
Christensen, Bjørn Erik;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(2007)
Comment and Reply - Comment on “Conformational changes and aggregation of alginic acid as determined by fluorescence correlation spectroscopy”.
Biomacromolecules
Leder
-
Qi, M.;
Strand, Berit Løkensgard;
Lacik, I.;
Wang, Y.;
Barbaro, B.;
Gangemi, A..
(2007)
Prolonged immunosuppression-free survival of TAM encapsulated human islet grafts in diabetic, immunocompetent mice.
American Journal of Transplantation
Sammendrag/abstract
-
Dentini, Mariella;
Rinaldi, Gianluca;
Barbetta, Andrea;
Risica, Daniela;
Anselmi, Claudio;
Skjåk-Bræk, Gudmund.
(2007)
Ionic gel formation of a (pseudo)alginate characterised by an alternating MG sequence produced by epimerising mannuronan with AlgE4.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Sikorski, Pawel ;
Mo, Frode;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2007)
Evidence for egg-box-compatible interactions in calcium-alginate gels from fiber X-ray diffraction.
Biomacromolecules
Vitenskapelig artikkel
-
Mørch, Yrr Asbjørg;
Donati, Ivan;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund.
(2007)
Molecular engineering as an approach to design new functional properties of alginate.
Biomacromolecules
Vitenskapelig artikkel
-
Donati, Ivan;
Haug, Ingvild;
Scarpa, Tommaso;
Borgogna, Massimiliano;
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund.
(2007)
Synergistic effects in semidilute mixed solutions of alginate and lactose-modified chitosan (chitlac).
Biomacromolecules
Vitenskapelig artikkel
-
Sletmoen, Marit;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2007)
Macromolecular motion at the nanoscale of enzymes working on polysaccharides.
Lecture Notes in Physics
Vitenskapelig artikkel
-
Hartmann, Martin;
Dentini, Mariella;
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund.
(2006)
Enzymatic modification of alginates with the mannuronan C-5 epimerase AlgE4 enhances their solubility at low pH.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2006)
Similarities and differences between alginic acid gels and ionically crosslinked alginate gels.
Food Hydrocolloids
Vitenskapelig artikkel
-
Holtan, Synnøve;
Zhang, Qiujin;
Strand, Wenche Iren;
Skjåk-Bræk, Gudmund.
(2006)
Characterization of the hydrolysis mechanism of polyalternating alginate in weak acid and assignment of the resulting MG-oligosaccharides by NMR spectroscopy and ESI-mass spectrometry.
Biomacromolecules
Vitenskapelig artikkel
-
Rokstad, Anne Mari Aukan;
Donati, Ivan;
Borgogna, Massimiliano;
Oberholzer, José;
Strand, Berit Løkensgard;
Espevik, Terje.
(2006)
Cell-compatible covalently reinforced beads obtained from a chemoenzymatically engineered alginate.
Biomaterials
Vitenskapelig artikkel
-
Mørch, Yrr Asbjørg;
Donati, Ivan;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund.
(2006)
Effect of Ca2+, Ba2+, and Sr2+ on alginate microbeads.
Biomacromolecules
Vitenskapelig artikkel
-
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2006)
Friskere fisk med tang og tare.
Gemini
Populærvitenskapelig artikkel
-
Dentini, Mariella;
Caucci, Daniele;
Barbetta, Andrea;
Crescenzi, Vittorio;
Skjåk-Bræk, Gudmund;
Capitani, Donatella.
(2006)
C(6)-oxidation and C(5)-epimerization of locust bean galactomannan studied by high field NMR and circular dichroism.
Biomacromolecules
Vitenskapelig artikkel
-
Dentini, Mariella;
Rinaldi, Gianluca;
Barbetta, Andrea;
Risica, Daniela;
Skjåk-Bræk, Gudmund.
(2006)
Acid gel formation in (pseudo) alginates with and without G blocks produced by epimerising mannuronan with C5 epimerases.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Holtan, Synnøve;
Bruheim, Per;
Skjåk-Bræk, Gudmund.
(2006)
Mode of action and subsite studies of the guluronan block forming mannuronan C-5 epimerases AlgE1 and AlgE6.
Biochemical Journal
Vitenskapelig artikkel
-
Strugala, Vicki;
Kennington, Erika J.;
Campbell, Robert J.;
Skjåk-Bræk, Gudmund;
Dettmar, Peter W..
(2005)
Inhibition of pepsin activity by alginates in vitro and the effect of epimerization.
International Journal of Pharmaceutics
Vitenskapelig artikkel
-
Ballance, Simon;
Holtan, Synnøve;
Aarstad, Olav Andreas;
Sikorski, Pawel T.;
Skjåk-Bræk, Gudmund;
Christensen, Bjørn Erik.
(2005)
Application of high-performance anion-exchange chromatography with pulsed amperometric detection and statistical analysis to study oligosaccharide distributions - a complementary method to investigate the structure and some properties of alginates.
Journal of Chromatography A
Vitenskapelig artikkel
-
Donati, Ivan;
Draget, Kurt Ingar;
Borgogna, Massimiliano;
Paoletti, Sergio;
Skjåk-Bræk, Gudmund.
(2005)
Tailor-made alginate bearing galactose moieties on mannuronic residues: Selective modification achieved by a chemoenzymatic strategy.
Biomacromolecules
Vitenskapelig artikkel
-
Dentini, M;
Rinaldi, G;
Risica, Daniela;
Barbetta, A.;
Skjåk-Bræk, Gudmund.
(2005)
Comparative studies on solution characteristics of mannuronan epimerized by C-5 epimerases.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Sletmoen, Marit;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2005)
Mapping enzymatic functionalities of mannuronan C-5 epimerases and their modular units by dynamic force spectroscopy.
Carbohydrate Research
Vitenskapelig artikkel
-
Donati, I;
Holtan, Synnøve;
Mørch, Yrr Asbjørg;
Borgogna, M;
Dentini, M;
Skjåk-Bræk, Gudmund.
(2005)
New hypothesis on the role of alternating sequences in calcium-alginate gels.
Biomacromolecules
Vitenskapelig artikkel
-
Campa, Cristiana;
Oust, Astrid;
Skjak-Braek, G;
Skjåk-Bræk, Gudmund;
Paulsen, Berit Smestad;
Paoletti, Sergio.
(2004)
Determination of average degree of polymerisation and distribution of oligosaccharides in a partially acid-hydrolysed homopolysaccharide: A comparison of four experimental methods applied to mannuronan.
Journal of Chromatography A
Vitenskapelig artikkel
-
Campa, Cristiana;
Holtan, Synnøve;
Nilsen, N;
Bjerkan, Tonje Marita;
Stokke, Bjørn Torger;
Skjåk-Bræk, Gudmund.
(2004)
Biochemical analysis of the processive mechanism for epimerization of alginate by mannuronan C-5 epimerase AlgE4.
Biochemical Journal
Vitenskapelig artikkel
-
Bjerkan, Tonje Marita;
Bender, Carol;
Ertesvåg, Helga;
Drabløs, Finn;
Fakhr, Mohamed K.;
Preston, Lori A..
(2004)
The pseudomonas syringae genome encodes a combined mannuronan C-5-epimerase and O-acetylhydrolase, which strongly enhances the predicted gel-forming properties of alginates.
Journal of Biological Chemistry
Vitenskapelig artikkel
-
Crescenzi, Vittorio;
Dentini, Mariella;
Risica, Daniela;
Spadoni, Sara;
Skjåk-Bræk, Gudmund;
Capitani, Donatella.
(2004)
C(6)-oxidation followed by C(5)-epimerization of guar gum studied by high field NMR.
Biomacromolecules
Vitenskapelig artikkel
-
Roubroeks, J.P.;
Skjåk-Bræk, Gudmund;
Ryan, L.;
Christensen, Bjørn Erik.
(2004)
Molecular weight dependency on the production of the TNF stimulated by fractions of rye (1-3),(1-4)-b-D-glucan.
Scandinavian Journal of Immunology
Vitenskapelig artikkel
-
Donati, Ivan;
Coslovi, Anna;
Gamini, Amelia;
Skjåk-Bræk, Gudmund;
Vetere, Amedeo;
Campa, Cristiana.
(2004)
Galactose-substituted alginate 2: Conformational aspects.
Biomacromolecules
Vitenskapelig artikkel
-
Sletmoen, Marit;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2004)
Single-molecular pair unbinding studies of mannuronan C-5 epimerase AlgE4 and its polymer substrate.
Biomacromolecules
Vitenskapelig artikkel
-
Bjerkan, Tonje Marita;
Lillehov, Bjørn E.;
Strand, WI;
Skjåk-Bræk, Gudmund;
Valla, Svein;
Ertesvåg, Helga.
(2004)
Construction and analyses of hybrid Azotobacter vinelandii mannuronan C-5 epimerases with new epimerization pattern characteristics.
Biochemical Journal
Vitenskapelig artikkel
-
Campa, Christiana;
Holtan, Synnøve;
Nilsen, Nadra;
Bjerkan, Tonje M;
Stokke, Bjørn Torger;
Skjåk-Bræk, Gudmund.
(2004)
Biochemical analysis of the processive mechanism for epimerization of alginate by mannuronan C-5 epimerase AlgE4.
Biochemical Journal
Vitenskapelig artikkel
-
Hunkeler, D.;
Rajotte, R.;
Grey, D.;
Morel, Ph.;
Skjåk-Bræk, Gudmund;
Korbutt, G..
(2003)
Bioartificial organ grafts: A view at the beginning of the third millennium.
Artificial Cells, Blood Substitutes, and Biotechnology
Vitenskapelig artikkel
-
Donati, Ivan;
Gamini, Amelia;
Skjåk-Bræk, Gudmund;
Vetere, Amedeo;
Campa, Cristiana;
Coslovi, Anna.
(2003)
Determination of the diadic composition of alginate by means of circular dichroism: a fast and accurate improved method.
Carbohydrate Research
Vitenskapelig artikkel
-
Gimmestad, Martin;
Sletta, Håvard;
Ertesvåg, Helga;
Bakkevig, Karianne;
Jain, Sumita;
Suh, Sang-jin.
(2003)
The Pseudomonas fluorescens AlgG protein, but not its mannuronan C-5-epimerase activity, is needed fro alginate polymer formation.
Journal of Bacteriology
Vitenskapelig artikkel
-
Strand, Berit Løkensgard;
Mørch, Yrr Asbjørg;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2003)
Visualization of alginate-poly-L-lysine-alginate microcapsules by confocal laser scanning microscopy.
Biotechnology and Bioengineering
Vitenskapelig artikkel
-
Strand, Berit Løkensgard;
Mørch, Yrr Asbjørg;
Syvertsen, Kjersti R.;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2003)
Microcapsules made by enzymatically tailored alginate.
Journal of Biomedical Materials Research
Vitenskapelig artikkel
-
Rokstad, Anne Mari Aukan;
Strand, Berit Løkensgard;
Rian, K.;
Steinkjer, Bjørg;
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund.
(2003)
Evaluation of different types of alginate microcapsules as bioreactors for producing endostatin.
Cell Transplantation
Vitenskapelig artikkel
-
King, Aileen;
Andersson, Arne;
Strand, Berit Løkensgard;
Lau, Joey;
Skjåk-Bræk, Gudmund;
Sandler, Stellan.
(2003)
The role of capsule composition and biologic responses in the function of transplanted microencapsulated islets of langerhans.
Transplantation
Vitenskapelig artikkel
-
Donati, Ivan;
Vetere, Amedeo;
Gamini, Amelia;
Skjåk-Bræk, Gudmund;
Coslovi, Anna;
Campa, Cristiana.
(2003)
Galactose-substituted alginate: Preliminary characterization and study of gelling properties.
Biomacromolecules
Vitenskapelig artikkel
-
King, Aileen;
Strand, Berit Løkensgard;
Rokstad, Anne Mari Aukan;
Andersson, Arne;
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund.
(2003)
Improvement of the biocompatibility of alginate/poly-L-lysine/alginate microcapsules by the use of epimerized alginate as a coating.
Journal of Biomedical Materials Research
Vitenskapelig artikkel
-
Hartmann, Martin;
Holm, Olav B.;
Johansen, Gunn A.B.;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger.
(2002)
Mode of action of recombinant Azotobacter vinelandii mannuronan C-5 epimerases AlgE2 and AlgE4.
Biopolymers
Vitenskapelig artikkel
-
Crescenzi, Vittorio;
Skjåk-Bræk, Gudmund;
Dentini, Mariella;
Masci, Giancarlo;
Bernalda, Maria Scala;
Risica, Daniela.
(2002)
A high field NMR study of the products ensuing from konjak glucomannan C(6)-oxidation followed by enzymatic C(5)-epimerization.
Biomacromolecules
Vitenskapelig artikkel
-
Hartmann, Martin;
Duun, Anne Sissel;
Markussen, Sidsel;
Grasdalen, Hans;
Valla, Svein;
Skjåk-Bræk, Gudmund.
(2002)
Time-resolved 1H and 13C NMR spectroscopy for detailed analyses of the Azotobacter vinelandii mannuronan C-5 epimerase reaction.
Biochimica et Biophysica Acta
Vitenskapelig artikkel
-
Rokstad, Anne Mari Aukan;
Holtan, Synnøve;
Strand, Berit Løkensgard;
Steinkjer, Bjørg;
Ryan, Liv;
Kulseng, Bård Eirik.
(2002)
Microencapsulation of cells producing therapeutic proteins: Optimizing cell growth and secretion.
Cell Transplantation
Vitenskapelig artikkel
-
Flo, Trude Helen;
Ryan, Liv;
Latz, Eicke;
Takeuchi, Osamu;
Monks, Brian G.;
Lien, Egil.
(2002)
Involvement of toll-like receptor (TLR) 2 and TLR4 in cell activation by mannuronic acid polymers.
Journal of Biological Chemistry
Vitenskapelig artikkel
-
Strand, Berit Løkensgard;
Gåserød, Olav;
Kulseng, Bård Eirik;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(2002)
Alginate-polylysine-alginate microcapsules – effect of size reduction on capsule properties.
Journal of Microencapsulation
Vitenskapelig artikkel
-
Strand, Berit Løkensgard;
Ryan, Liv;
Int Veld, Peter;
Kulseng, Bård Eirik;
Rokstad, Anne Mari Aukan;
Skjåk-Bræk, Gudmund.
(2001)
Poly-L-Lysine Induces Fibrosis on Alginate Microcapsules via the Induction of Cytokines.
Cell Transplantation
Vitenskapelig artikkel
-
Flo, Trude Helen;
Ryan, Liv;
Kilaas, L;
Skjåk-Bræk, Gudmund;
Ingalls, Robin;
Sundan, Anders.
(2001)
The involvement of CD14 and beta2-integrins in activating cells with soluble and particulate lipopolysaccharides and mannuronic acid polymers.
Infection and Immunity
Vitenskapelig artikkel
-
Crescenzi, Vittorio;
Masci, Giancarlo;
Rori, Vania;
Skjåk-Bræk, Gudmund;
Dentini, Mariella.
(2001)
Enzymatic epimerization of bacterial mannuronan and of C-6 oxidized, galactose-depleted guar: A circular dichroism and 1H NMR study.
Biomacromolecules
Vitenskapelig artikkel
-
Glærum Svanem, B.I.;
Strand, W.I.;
Ertesvåg, Helga;
Skjåk-Bræk, Gudmund;
Hartmann, M.;
Barbeyron, T..
(2001)
The catalytic activities of the bifunctional Azotobacter vinelandii mannuronan C-5-epimerase and alginate lyase AlgE7 probably originate from the same active site in the enzyme.
Journal of Biological Chemistry
Vitenskapelig artikkel
-
Ramstad, Marit Valeur;
Markussen, Sidsel;
Ellingsen, Trond E.;
Skjåk-Bræk, Gudmund;
Levine, David William.
(2001)
Influence of environmental conditions on the activity of the recombinant mannuronan C-5-epimerase AlgE2.
Enzyme and Microbial Technology
Vitenskapelig artikkel
-
Rokstad, Anne Mari Aukan;
Kulseng, Bård Eirik;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund;
Espevik, Terje.
(2001)
Transplantation of alginate microcapsules with proliferating cells in mice. Capsular overgrowth and suvival of encapsulated cells of mice and human origin.
Annals of the New York Academy of Sciences
Vitenskapelig artikkel
-
Conceicao, L.E.C.;
Skjermo, Jorunn;
Skjåk-Bræk, Gudmund;
Verreth, J.A.J..
(2001)
Effect of an immunostimulating alginate on protein turnover of turbot (Scophthalmus maximus L.) larvae.
Fish Physiology & Biochemistry
Vitenskapelig artikkel
-
Draget, Kurt Ingar;
Strand, Berit Løkensgard;
Hartmann, Martin;
Valla, Svein;
Smidsrød, Olav;
Skjåk-Bræk, Gudmund.
(2000)
Ionic and acid gel formation of epimerised alginates : the effect of AlgE4.
International Journal of Biological Macromolecules
Vitenskapelig artikkel
-
Skjåk-Bræk, Gudmund;
Flo, Trude Helen;
Halaas, Øyvind;
Espevik, Terje.
(2000)
Immune stimulating properties of di-equatorially beta(1->4) linked poly-uronides.
Proceedings of the Phytochemical Society of Europe
Vitenskapelig artikkel
-
Crescenzi, V.;
Hartmann, Morten;
de Nooy, A E J.;
Rori, V.;
Masci, G.;
Skjåk-Bræk, Gudmund.
(2000)
Epimerization of nonnatural uronans with mannuronan C-5-epimerases to obtain alginatelike polysaccharides.
Biomacromolecules
Vitenskapelig artikkel
-
Flo, Trude Helen;
Ryan, Liv;
Kilaas, Lars;
Skjåk-Bræk, Gudmund;
Ingalls, Robin R.A;
Sundan, Anders.
(2000)
Involvement of CD14 and _B2-integrins in activating cells with soluble and particulate lipopolysaccharides and mannuronic acid polymers.
Infection and Immunity
Vitenskapelig artikkel
-
Strand, B.L.;
Mørch, Y.A.;
Skjåk-Bræk, Gudmund.
(2000)
Alginate as immobilization matrix for cells.
Minerva biotecnologica (Testo stampato)
Vitenskapelig artikkel
-
Roubroeks, J.P.;
Skjåk-Bræk, Gudmund;
Ryan, L.;
Christensen, B.E..
(2000)
Molecular Weight Dependency on the Production of the TNF Stimulated by Fractions of rye (1-3),(1-4)-beta-D-Glucan.
Scandinavian Journal of Immunology
Vitenskapelig artikkel
-
Flo, T.H.;
Ryan, L.;
Kilaas, L.;
Skjåk-Bræk, Gudmund;
Ingalls, R.R.;
Sundan, A..
(2000)
Involvement of CD14 and beta2-integrins in activating cells with soluble and particulate lipopolysaccharides and mannuronic acid polymers.
Infection and Immunity
Vitenskapelig artikkel
-
Roubroeks, J.P.;
Skjåk-Bræk, Gudmund;
Ryan, L.;
Christensen, B.E..
(2000)
Molecular Weight Dependency on the Production of the TNF Stimulated by Fractions of rye (1-3),(1-4)-beta-D-Glucan.
Scandinavian Journal of Immunology
Vitenskapelig artikkel
-
Thu, Beate;
Gåserød, Olav;
Paus, Didrik;
Mikkelsen, Arne;
Skjåk-Bræk, Gudmund;
Toffanin, Renato.
(2000)
Inhomogeneous alginate gel spheres: An assessment of the polymer gradients by synchrotron radiation-induced X-ray emission, magnetic resonance microimaging, and mathematical modeling.
Biopolymers
Vitenskapelig artikkel
-
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund;
Ryan, Liv;
Andersson, Arne;
King, Aileen;
Faxvaag, Arild.
(1999)
Transplantation of alginate microcapsules. Generation of antibodies against alginates and encapsulated porcine islet-like cell clusters.
Transplantation
Vitenskapelig artikkel
-
Kulseng, Bård Eirik;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(1999)
Behandling av diabetes mellitus med transplantasjon av immunbeskyttet øyvev fra pancreas.
Tidsskrift for Den norske legeforening
Vitenskapelig artikkel
-
Ramstad, Marit Valeur;
Ellingsen, Trond E.;
Josefsen, Kjell D.;
Høidal, Hilde K.;
Valla, Svein;
Skjåk-Bræk, Gudmund.
(1999)
Properties and action pattern of the recombinant mannuronan C-5-epimerase AlgE2.
Enzyme and Microbial Technology
Vitenskapelig artikkel
-
King, Aileen;
Sandler, Stellan;
Andersson, Arne;
Hellerström, Claes;
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund.
(1999)
Glucose metabolism in vitro of cultured and transplanted mouse pancreatic islets microencapsulated by means of a high-voltage electrostatic field.
Diabetes Care
Vitenskapelig artikkel
-
Gåserød, Olav;
Sannes, Andrea;
Skjåk-Bræk, Gudmund.
(1999)
Microcapsules of alginate-chitosan. II. A study of capsule stability and permeability.
Biomaterials
Vitenskapelig artikkel
-
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund;
Ryan, Liv;
Andersson, Arne;
King, Aileen;
Faxvaag, Arild.
(1999)
Transplantation of alginate microcapsules.
Transplantation
Vitenskapelig artikkel
-
Høidal, Hilde Kristin;
Ertesvåg, Helga;
Skjåk-Bræk, Gudmund;
Stokke, Bjørn Torger;
Valla, Svein.
(1999)
The Recombinant Azotobacter vinelandii Mannuronan C-5-Epimerase AlGE4 Epimerizes Alginate by a Nonrandom Attack Mechanism.
Journal of Biological Chemistry
Vitenskapelig artikkel
-
Svanem, B I G.;
Skjåk-Bræk, Gudmund;
Ertesvåg, Helga;
Valla, Svein.
(1999)
Cloning and expression of three new Azotobacter vinelandii genes closely related to a previously described gene family encoding mannuronan C-5-epimerases.
Journal of Bacteriology
Vitenskapelig artikkel
-
Berntzen, G.;
Flo, T;
Medvedev, A;
Kilaas, L;
Skjåk-Bræk, Gudmund;
Sundan, A.
(1998)
The tumor necrosis factor-inducing potency of lipopolysaccharide and uronic acid polymers is increased when they are covalently linked to particles.
Clinical and Vaccine Immunology
Vitenskapelig artikkel
-
Ertesvåg, Helga;
Høidal, Hilde Kristin;
Skjåk-Bræk, Gudmund;
Valla, Svein.
(1998)
The Azotobacter vinelandii mannuronan C-5-epimerase AlgE1 consists of two separate catalytic domains.
Journal of Biological Chemistry
Vitenskapelig artikkel
-
Ertesvåg, Helga;
Høidal, Hilde Kristin;
Skjåk-Bræk, Gudmund;
Valla, Svein.
(1998)
The Azotobacter vinelandii mannuronan C-5-epimerase AlgE1 consists of two separate catalytic domains.
Journal of Biological Chemistry
Vitenskapelig artikkel
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Gåserød, Olav;
Smidsrød, Olav;
Skjåk-Bræk, Gudmund.
(1998)
Microcapsules of alginate-chitosan - I : a quantitative study of the interaction between alginate and chitosan.
Biomaterials
Vitenskapelig artikkel
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Gåserød, Olav;
Jolliffe, Ian G.;
Hampson, Frank C.;
Dettmar, Peter W.;
Skjåk-Bræk, Gudmund.
(1998)
The enhancement of the bioadhesive properties of calcium alginate gel beads by coating with chitosan.
International Journal of Pharmaceutics
Vitenskapelig artikkel
-
Ertesvåg, Helga;
Erlien, Frode;
Skjåk-Bræk, Gudmund;
Rehm, Bernd H. A.;
Valla, Svein.
(1998)
Biochemical properties and substrate specificities of a recombinantly produced Azotobacter vinelandii alginate lyase.
Journal of Bacteriology
Vitenskapelig artikkel
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Berntzen, Gøril;
Flo, Trude Helen;
Medvedev, Andrei E.;
Skjåk-Bræk, Gudmund.
(1998)
The tumor necrosis factor-inducing potency of lipopolysacharide and uronic acid polymers is increased when they are covalently linked to particles.
Clinical and Laboratory Immunology
Vitenskapelig artikkel
-
Quong, D.;
Neufeld, R.J.;
Skjåk-Bræk, Gudmund;
Poncelet, D..
(1998)
External versus internal source of calcium during the gelation of alginate beads for DNA encapsulation.
Biotechnology and Bioengineering
Vitenskapelig artikkel
-
Jahr, Tove Gullstein;
Ryan, Liv;
Sundan, Anders;
Lichenstein, Henri S.;
Skjåk-Bræk, Gudmund;
Espevik, Terje.
(1997)
Induction of tumor necrosis factor production from monocytes stimulated with mannuronic acid polymers and involvement of lipopolysaccharide-binding protein, CD14, and bactericidal/ permeability-increasing factor.
Infection and Immunity
Vitenskapelig artikkel
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Thu, Beate;
Skjåk-Bræk, Gudmund;
Micali, Fulvio;
Vittur, Franco;
Rizzo, Roberto.
(1997)
The spatial distribution of calcium in alginate gel beads analysed by synchrotron-radiation induced X-ray emission (SRIXE).
Carbohydrate Research
Vitenskapelig artikkel
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Sandler, Stellan;
Andersson, Arne;
Eizirik, Décio L.;
Hellerström, Claes;
Espevik, Terje;
Kulseng, Siri.
(1997)
Assessment of insulin secretion in vitro from microencapsulated fetal procine islet-like cell clusters and rat, mouse, and human pancreatic islets.
Transplantation
Vitenskapelig artikkel
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Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(1997)
Alginate based new materials.
International Journal of Biological Macromolecules
Vitenskapelig artikkel
-
Kulseng, Bård Eirik;
Thu, Beate;
Espevik, Terje;
Skjåk-Bræk, Gudmund.
(1997)
Alginate polylysine microcapsules as immune barrer : permeability of cytokines and immmunoglobulins over the capsule membrane.
Cell Transplantation
Vitenskapelig artikkel
-
Valla, Svein;
Skjåk-Bræk, Gudmund.
(1996)
Alginate : a target molecule for genetic engineers and a versatile material for the biotechnologist.
Agro Food Industry Hi-Tech
Vitenskapelig artikkel
-
Ertesvåg, Helga;
Valla, Svein;
Skjåk-Bræk, Gudmund.
(1996)
Genetics and biosynthesis of alginates.
Carbohydrates in Europe
Vitenskapelig artikkel
-
Kulseng, Bård Eirik;
Skjåk-Bræk, Gudmund;
Følling, Ivar;
Espevik, Terje.
(1996)
TNF production from peripheral blood mononuclear cells in diabetic patients after stimulation with alginate and lipopolysaccharide.
Scandinavian Journal of Immunology
Vitenskapelig artikkel
-
Thu, Beate;
Bruheim, Per;
Espevik, Terje;
Smidsrød, Olav;
Soon-Shiong, P.;
Skjåk-Bræk, Gudmund.
(1996)
Alginate polycation microcapsules. I, Interaction between alginate and polycation.
Biomaterials
Vitenskapelig artikkel
-
Abrahamson, Michael;
Lewandowski, Zbigniew;
Geesey, Gill;
Skjåk-Bræk, Gudmund;
Strand, Wenche;
Christensen, Bjørn E..
(1996)
Development of an artificial biofilm to study the effects of a single microcolony on mass transport.
Journal of Microbiological Methods
Vitenskapelig artikkel
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Christensen, Bjørn E.;
Gåserød, Olav;
Smidsrød, Olav.
(1996)
Swelling and partial solubilization of alginic acid gel beads in acidic buffer.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Skjåk-Bræk, Gudmund;
Espevik, Terje.
(1996)
Application of alginate gels in biotechnology and biomedicine.
Carbohydrates in Europe
Vitenskapelig artikkel
-
Thu, Beate;
Bruheim, Per;
Espevik, Terje;
Smidsrød, Olav;
Soon-Shiong, Patrick;
Skjåk-Bræk, Gudmund.
(1996)
Alginate polycation microcapsules. II, Some functional properties.
Biomaterials
Vitenskapelig artikkel
-
Skjermo, Jorunn;
Defoort, Thomas;
Dehasque, Marleen;
Espevik, Terje;
Olsen, Yngvar;
Skjåk-Bræk, Gudmund.
(1995)
Immunostimulation of juvenile turbot (Scophthalmus maximus L.) using an alginate with high mannuronic acid content administered via the live food organism Artemia.
Fish and Shellfish Immunology
Vitenskapelig artikkel
-
Moe, Størker;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(1994)
Calcium alginate gel fibers : influence of alginate source and gel structure on fiber strength.
Journal of Applied Polymer Science
Vitenskapelig artikkel
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(1994)
Alginic acid gels : the effect of alginate chemical composition and molecular weight.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Ertesvåg, Helga;
Doseth, Berit;
Larsen, Bjørn;
Skjåk-Bræk, Gudmund;
Valla, Svein.
(1994)
Cloning and expression of an Azotobacter vinelandii mannuronan C-5-epimerase gene.
Journal of Bacteriology
Vitenskapelig artikkel
-
Moe, Størker;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav;
Elgsæter, Arnljot.
(1993)
A new approach for estimating the crosslink density of covalently crosslinked ionic polysaccharide gels.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Moe, Størker;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav;
Elgsæter, Arnljot.
(1993)
Swelling of covalently crosslinked alginate gels : influence of ionic solutes and nonpolar solvents.
Macromolecules
Vitenskapelig artikkel
-
Stokke, Bjørn Torger;
Smidsrød, Olav;
Strand, Wenche;
Skjåk-Bræk, Gudmund;
et al., [Mangler fornavn].
(1993)
Distribution of uronate residues in alginate chains in relation toalginate gelling properties. 2: Enrichment of beta-D-mannuronic acid and depletion of alfa-L-guluronic acid in sol fraction.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Hertzberg, Sissel;
Kvittingen, Lise;
Anthonsen, Thorleif;
Skjåk-Bræk, Gudmund.
(1992)
Alginate as immobilization matrix and stabilizing agent in a two-phase liquid system: Application in lipase-catalysed reactions.
Enzyme and Microbial Technology
Vitenskapelig artikkel
-
Moe, Størker;
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(1992)
Temperature dependence of the elastic modulus of alginate gels.
Carbohydrate Polymers
Vitenskapelig artikkel
-
Martinsen, Anita;
Storrø, Ivar;
Skjåk-Bræk, Gudmund.
(1992)
Alginate as immobilization material: Diffusional Properties of Alginate Gel Beads.
Biotechnology and Bioengineering
Vitenskapelig artikkel
-
Soon-Shong, P.;
Feldman, E.;
Nelson, R.;
Komtebedde, J.;
Smidsrød, Olav;
Skjåk-Bræk, Gudmund.
(1992)
Successful reversal of spontaneous diabetes in dogs by intraperitonal microencapsulated islets.
Transplantation
Vitenskapelig artikkel
-
Moe, Størker;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(1991)
Covalently cross-linked sodium alginate beads.
Food Hydrocolloids
Vitenskapelig artikkel
-
Stokke, Bjørn Torger;
Smidsrød, Olav;
Bruheim, Per;
Skjåk-Bræk, Gudmund.
(1991)
Distribution of uronate residues in alginate chains in relation to alginate gelling properties.
Macromolecules
Vitenskapelig artikkel
Bøker
-
Strand, Wenche I.;
Skjåk-Bræk, Gudmund;
Gåserød, Olav.
(2004)
Microcapsule formulation and formation.
Kluwer Academic Publishers
Kluwer Academic Publishers
Lærebok
Del av bok/rapport
-
Skjåk-Bræk, Gudmund;
Donati, Ivan;
Paoletti, Sergio.
(2015)
Alginate Hydrogels: Properties and Applications.
Jenny Stanford Publishing
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Skjåk-Bræk, Gudmund;
Draget, Kurt Ingar.
(2012)
Alginates: Properties and Applications.
Elsevier
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund.
(2011)
Alginates: Existing and potential biotechnological and medical applications.
Royal Society of Chemistry (RSC) Publishing
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Espevik, Terje;
Rokstad, Anne Mari;
Kulseng, Bård Eirik;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund.
(2009)
Mechanisms of the host immune response to alginate microcapsules.
Faglig kapittel
-
Ertesvåg, Helga;
Valla, Svein;
Skjåk-Bræk, Gudmund.
(2009)
Enzymatic alginate modification.
Springer
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Mørch, Yrr Asbjørg;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund.
(2009)
Alginate structure function relationships relevant to their use for cell encapsulation.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Draget, Kurt Ingar;
Moe, Størker;
Skjåk-Bræk, Gudmund;
Smidsrød, Olav.
(2006)
Alginates.
CRC Press
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund;
Gåserød, Olav.
(2003)
Microcapsule formation.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Draget, Kurt Ingar;
Skjåk-Bræk, Gudmund.
(2002)
Alginates in Relation to HUman Health; From Commodity to High Cost Products?.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Draget, Kurt Ingar;
Smidsrød, Olav;
Skjåk-Bræk, Gudmund.
(2002)
Alginates from algae.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ertesvåg, Helga;
Skjåk-Bræk, Gudmund.
(1999)
Modification of alginate using mannuronan C-5-epimerases.
Humana Press
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Rapport
-
Courtade, Gaston;
Skjåk-Bræk, Gudmund;
Aachmann, Finn Lillelund.
(2014)
Structural Investigation of a Lytic
Polysaccharide Monooxygenase by NMR Spectroscopy
.
NTNU
Mastergradsoppgave
-
Aanerud, Line Omtvedt;
Strand, Berit Løkensgard;
Skjåk-Bræk, Gudmund;
Aachmann, Finn Lillelund.
(2014)
Combining the Best of Alginate and Cyclodextrin - Synthesis and Characterization of Properties.
Institutt for Bioteknologi, NTNU
Mastergradsoppgave
-
Olsen, Linda Therese;
Nilsen, Asbjørn Magne;
Skjåk-Bræk, Gudmund.
(2013)
Nanopartikler og inflammasjon.
NTNU
Mastergradsoppgave
-
Gulliksen, Linn Elise;
Nilsen, Asbjørn Magne;
Skjåk-Bræk, Gudmund.
(2012)
Submicron particles and inflammation.
NTNU
Mastergradsoppgave
-
Mihaylova, Dessislava Dimitrova;
Nilsen, Asbjørn Magne;
Skjåk-Bræk, Gudmund.
(2012)
Submicron particles and inflammation.
NTNU
Mastergradsoppgave
-
McDonagh, Birgitte Hjelmeland;
Skjåk-Bræk, Gudmund;
Strand, Berit Løkensgard;
Aachmann, Finn Lillelund.
(2012)
Optimalised Carbodiimide Chemistry for RGD-coupled Alginate.
NTNU
Mastergradsoppgave
-
Mihaylova, Dessislava Dimitrova;
Nilsen, Asbjørn Magne;
Skjåk-Bræk, Gudmund.
(2011)
Submicron particles and inflammation. Specialization project.
NTNU
Hovedfagsoppgave
-
Gulliksen, Linn Elise;
Nilsen, Asbjørn Magne;
Skjåk-Bræk, Gudmund.
(2011)
Submicron particles and inflammation. Specialization project.
NTNU
Hovedfagsoppgave
-
Rokstad, Anne Mari Aukan;
Skjermo, Jorunn;
Skjåk-Bræk, Gudmund;
Vadstein, Olav.
(2000)
Makrofagstudier hos piggvar og kveite etter immunstimulering med FMI in vitro og in vivo.
SINTEF fiskeri og havbruk
Rapport
-
Skjåk-Bræk, Gudmund;
Espevik, Terje;
Otterlei, Marit;
Smidsrød, Olav;
Soon-Shiong, P..
(1995)
Homologous guluronic acid alginate coating composition for in vivo application and implantation and method using the same.
US-Patent 5459 054, Oct. 1995
Rapport
-
Moe, Størker T.;
Smidsrød, Olav;
Skjåk-Bræk, Gudmund.
(1993)
Superswelling alginate gels: Preparation and some physical properties.
Department of Biotechnology, Norwegian Institute of Technology
Doktorgradsavhandling
Formidling
2021
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PosterKjesbu, Joachim Sebastian; Aarstad, Olav Andreas; Strand, Wenche Iren; Skjåk-Bræk, Gudmund; Aachmann, Finn Lillelund; Strand, Berit Løkensgard. (2021) Acetylation of alginate in the gel state. Scandinavian Society of Biomaterials (ScSB) ScSB 2021 , Online conference 2021-06-14 - 2021-06-14
2019
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PosterStanisci, Annalucia; Gaardløs, Margrethe; Lervik, Anders; Tøndervik, Anne; Sletta, Håvard; Skjåk-Bræk, Gudmund. (2019) Identification of a pivotal residue for determining the block structure forming properties of alginate C-5 epimerases . LISBP - INSA/INRA/CNRS/University of Toulouse CBM 13 - CARBOHYDRATE BIOENGINEERING MEETING , Toulouse 2019-05-19 - 2019-05-22
2018
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PosterCoron, Abba Elizabeth; Resell, Aurora; Leirvåg, Ida; Bakken, Helene; Skjåk-Bræk, Gudmund; Strand, Berit Løkensgard. (2018) Strategies for stabilising alginate gel beads with intermediate G-content. Scandinavian Society for Biomaterials Scandinavian Society for Biomaterials - 11th Annual Meeting , Gullmarstrand 2018-04-25 - 2018-04-27
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PosterCoron, Abba Elizabeth; Resell, Aurora; Skjåk-Bræk, Gudmund; Strand, Berit Løkensgard. (2018) Strategies for stabilising alginate gel beads with intermediate G-content. 29th European Conference on Biomaterials , Maastricht 2018-09-09 - 2018-09-13
2016
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Vitenskapelig foredragDalheim, Marianne Øksnes; Vanacker, Julie; Sandvig, Ioanna; Aachmann, Finn Lillelund; Skjåk-Bræk, Gudmund; Christensen, Bjørn E.. (2016) Functionalization of alginate for tissue engineering applications. Scandinavian Society for Biomaterials 9th meeting of the Scandinavian Society for Biomaterials , Reykjavik 2016-06-01 - 2016-06-03
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Vitenskapelig foredragStrand, Berit Løkensgard; Dalheim, Marianne Øksnes; Arlov, Øystein; Aachmann, Finn Lillelund; Christensen, Bjørn E.; Skjåk-Bræk, Gudmund. (2016) Chemoenzymatic modification of alginates for tissue engineering applications. CHEM2NATURE 5th Portuguese Young Chemists (5th PYCheM) and 1st European Young Chemists (1st EYCheM) Meeting. , Guimarães 2016-04-26 - 2016-04-29
2015
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Vitenskapelig foredragStrand, Berit Løkensgard; Skjåk-Bræk, Gudmund. (2015) Islet encapsulation. European Society for Organ Transplantation ESOT Brussel 2015 , Brussel 2015-09-13 - 2015-09-16
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PosterAarstad, Olav Andreas; Sætrom, Gerd Inger; Strand, Berit Løkensgard; Strand, Wenche Iren; Skjåk-Bræk, Gudmund. (2015) Alginate analysis and structure-function relationships in alginate gels . ESBP2015 - 8th European Symposium on Biopolymers , Roma 2015-09-16 - 2015-09-18
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Vitenskapelig foredragStrand, Berit Løkensgard; Dalheim, Marianne Øksnes; Vanacker, Julie; Aachmann, Finn Lillelund; Skjåk-Bræk, Gudmund; Christensen, Bjørn E.. (2015) Functionalization of alginate for tissue engineering applications. NTNU KiFEE , Trondheim 2015-09-20 - 2015-09-23
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Vitenskapelig foredragSkjåk-Bræk, Gudmund; Aarstad, Olav Andreas; Strand, Berit Løkensgard; Tøndervik, Anne. (2015) Alginate Sequencing- Guluronic acid block distribution in native abd enzymatic tailored alginates and thir impact on the macroscopic properties of alginate as biomaterils-. Department of Chemistry, "La Sapienza" -University of Rome 8th European Symposium on Biopolymers ESBP 2015 , Roma 2015-09-15 - 2015-09-18
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Vitenskapelig foredragArlov, Øystein; Aachmann, Finn L.; Sundan, Anders; Espevik, Terje; Skjåk-Bræk, Gudmund. (2015) Heparin Analogs from Sulfated Alginates. Department of Chemistry-"La Sapenza" University of Rome 8th European Symposium on Bioploymers , Roma 2015-09-15 - 2015-09-18
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PosterStanisci, Annalucia; Aachmann, Finn Lillelund; Tøndervik, Anne; Sletta, Håvard; Skjåk-Bræk, Gudmund. (2015) Development of mannuronan C-5 epimerases to perform in vitro tailoring and upgrading of alginates. ESBP 2015 , Sapienza University - Rome 2015-09-15 - 2015-09-18
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PosterStanisci, Annalucia; Aachmann, Finn L.; Tøndervik, Anne; Sletta, Håvard; Skjåk-Bræk, Gudmund. (2015) Development of mannuronan C-5 epimerases to perform in vitro tailoring and upgrading of alginates. CBM11 , Helsinki 2015-05-10 - 2015-05-13
2014
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IntervjuSkjåk-Bræk, Gudmund. (2014) MarPol: Great Interest in Enzyme Technology. IBNN Newsletter IBNN Newsletter [Internett] 2014-12-09
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PosterStanisci, Annalucia; Aachmann, Finn Lillelund; Tøndervik, Anne; Sletta, Håvard; Skjåk-Bræk, Gudmund. (2014) Development of mannuronan C-5 epimerases to perform in vitro tailoring and upgrading of alginates. NBS NBS Vintermøde Røros , Røros 2014-01-23 - 2014-01-26
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2014) Molecular engineering as an approach to design alginate with new functional properties. ETH Zurich Invitert til ETH i Zurich , Zurich 2014-02-18 - 2014-02-19
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2014) Alginate capsules in the treatment of Type I diabetes. How good are they, and can they be improved?. Ins.t of Diabetes Research. St Rafaele Hospital Gjesteforelesning Milano , Milano 2014-10-17 - 2014-10-18
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2014) Enzymatic modification and upgrading of marine polysaccharides; The MARPOL PROJECT",. Nork Biokjemisk Selskap NBS Contact meeting , Røros 2014-01-23 - 2014-01-26
2013
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Vitenskapelig foredragAachmann, Finn Lillelund; Sørlie, Morten; Skjåk-Bræk, Gudmund; Eijsink, Vincent G. H.; Vaaje-Kolstad, Gustav. (2013) Insights intothe structure and function of lytic polysaccharide monooxygenase by NMR spectroscopy. EPNOE and ACS 3rd EPNOE International polysaccharide Conference , Nice 2013-10-21 - 2013-10-24
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PosterAachmann, Finn Lillelund; Sørlie, Morten; Skjåk-Bræk, Gudmund; Eijsink, Vincent G. H.; Vaaje-Kolstad, Gustav. (2013) Insights into the structural and functional of lytic polysaccharide monooxygenase by NMR spectroscopy. EPNOE and ACS 3rd EPNOE International Polysaccharide Conference , Nice 2013-10-21 - 2013-10-24
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Vitenskapelig foredragTøndervik, Anne; Aachmann, Finn Lillelund; Svanem, Britt Iren Glærum; Klinkenberg, Geir; Ellingsen, Trond Erling; Aarstad, Olav Andreas. (2013) Directed evolution, high throughput sceening and production of alginate-modifying enzymes with new and targeted properties. EPNOE and ACS 3rd EPNOE International Polysaccharide Conference , Nice 2013-10-21 - 2013-10-24
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Vitenskapelig foredragAachmann, Finn Lillelund; Eijsink, Vincent; Vaaje-Kolstad, Gustav; Sørlie, Morten; Skjåk-Bræk, Gudmund. (2013) Insights into the structural-functional aspects of a lytic polysaccharide monooxygenase by NMR spectroscopy. NOBIPOL - Gudmund Skjåk-Bræk/Bjørn E. Christensen Doctor Technicae Honoris Causa , NTNU 2013-05-30 -
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Vitenskapelig foredragAachmann, Finn Lillelund; Sletta, Håvard; Tøndervik, Anne; Skjåk-Bræk, Gudmund. (2013) Directed evolution, high throughput screening and production of alginate-modifying enzymes with new and targeted properties. Vladimir Kren 10th Carbohydrate bioengineering Meeting , Prag 2013-04-21 - 2013-04-24
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Populærvitenskapelig foredragVaaje-Kolstad, Gustav; Forsberg, Zarah; Aachmann, Finn Lillelund; Skjåk-Bræk, Gudmund; Loose, Jennifer; Marinai, Stefan. (2013) Lytic polysaccharide monooxygenases – a new enzyme family targeting crystalline polysaccharides. NBS Contact Meeting 2013-01-31 - 2013-02-03
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PosterAachmann, Finn Lillelund; Sørlie, Morten; Skjåk-Bræk, Gudmund; Eijsink, Vincent; Vaaje-Kolstad, Gustav. (2013) Insights into the structural-functional aspects of a lytic polysaccharide monooxygenase by NMR spectroscopy. Vladimir Kren 10th Carbohydrate Bioengineering Meeting , Praha 2013-04-21 - 2013-04-24
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Populærvitenskapelig foredragAachmann, Finn Lillelund; Sørlie, Morten; Skjåk-Bræk, Gudmund; Eijsink, Vincent; Vaaje-Kolstad, Gustav. (2013) Insights into the structural-functional aspects of a lytic polysaccharide monooxygenase by NMR spectroscopy. Norsk biokjemisk selskap NBS contact meeting , LIllehammer 2013-01-31 - 2013-02-03
2012
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PosterBowman, K.; Aarstad, Olav Andreas; Stokke, Bjørn Torger; Gunning, P.; Mayes, A; Skjåk-Bræk, Gudmund. (2012) Single molecule toolkit for probing polysaccharide interactions. Johannes Kepler Univ. Linz, Advances in Single-molecule research for biology&nanoscience. 14th Annual Linz Winter Workshop , Linz 2012-02-03 - 2012-02-07
2011
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Vitenskapelig foredragMørch, Yrr Asbjørg; Strand, Berit Løkensgard; Rokstad, Anne Mari; Skjåk-Bræk, Gudmund. (2011) Alginate Microcapsules for the Treatment of Type 1 Diabetes. Norwegian Chemical Society National Congress of the Norwegian Chemical Society, Invited speaker , Lillestrøm 2011-09-28 - 2011-09-29
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Vitenskapelig foredragStokke, Bjørn Torger; Tierney, Sven; Gao, Ming; Gawel, Kamila; Skjåk-Bræk, Gudmund; Sletmoen, Marit. (2011) Hydrogel swelling with nanometer resolution. 5th international KIFEE Symposium , Doshisa Universtiy, Kyoto 2011-03-08 - 2011-03-11
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Vitenskapelig foredragRokstad, Anne Mari; Ryan, Liv; Steinkjer, Bjørg; Brekke, Ole Lars; Qi, Meirigeng; Oberholzer, José. (2011) Inflammatory responses of alginate microspehers evaluated by a human and baboon whole blood model. IPITA Council 13th world Congress of IPITA International Pancreas and Islets Transplant Association , Prague 2011-06-01 - 2011-06-04
2010
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Vitenskapelig foredragSletmoen, Marit; Brewer, Curtis Fred; Takemasa, Makoto; Skjåk-Bræk, Gudmund; Stokke, Bjørn Torger. (2010) Structure-function relationships of biomacromolecules studied at the single molecule level. ICS2010 committee 25th International Carbohydrate Symposium (ICS2010) , Makuhari Messe International Convention Complex 2010-07-30 -
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2010) Sequencing of Complex Polysaccharides. Is this possible?. Danisco , Århus 2010-01-28 - 2010-01-28
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2010) Success stories in Polysaccharide Engineering. Carbohydrate Based Materials , Sigthuna 2010-09-08 - 2010-09-09
2009
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Vitenskapelig foredragStrand, Berit Løkensgard; Skjåk-Bræk, Gudmund. (2009) Encapsulation with alginates. Particles 2009 - Micro and Nano Encapsulation , Holiday Inn Berlin-City West, Berlin 2009-07-11 - 2009-07-14
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2009) Alginate microcapsules for cell transplantation. Can they be improved?. Beta Cell Therapy lectures , Vrije Universiteit Brussel, Diabetes Research Center 2009-10-20 - 2009-10-20
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2009) Characterization of alginates relevant to their use as immobilisation matrix for living cells. Int Workshop on Bioencapsulation 2009-04-24 - 2009-04-25
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Vitenskapelig foredragTøndervik, Anne; Aarstad, Olav Andreas; Sletta, Håvard; Skjåk-Bræk, Gudmund. (2009) Use of high throughput screening technology for development of alginate-modifying enzymes with novel properties. Polysaccharides as a source for advanced materials EPNOE 2009 , TURKU 2009-09-21 - 2009-09-24
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PosterBuchinger, Edith; Aachmann, Finn Lillelund; Iwai, Hideo; Valla, Svein; Skjåk-Bræk, Gudmund; Wimmer, Reinhard. (2009) Segmental labelled AlgE4- an alginate epimerase. The VIII European Symposium of the , Kongresshaus, Zürich 2009-06-14 - 2009-06-18
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PosterBuchinger, Edith; Aachmann, Finn Lillelund; Iwai, Hideo; Skjåk-Bræk, Gudmund; Valla, Svein; Wimmer, Reinhard. (2009) Segmental labelled AlgE4- an alginate epimerase. Euromar 2009 , Göteborg 2009-07-05 - 2009-07-09
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (2009) Spanskesyken, hva var det, og hva kan vi lære av den?. Tekns - teknisk-naturvitenskapelig forening 2009-08-20 - 2009-08-20
2008
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2008) Alginates- a family of polysaccharides suitable for molecular engineering. International carbohydrate Symposium 2008 , Oslo 2008-07-27 - 2008-08-01
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Vitenskapelig foredragSletmoen, Marit; Skjåk-Bræk, Gudmund; Næss, Stine Nalum; Stokke, Bjørn Torger. (2008) Investigations of the structure and stability of poly(C)-scleroglucan complexes and the mode of action of alginate epimerases using single molecule and ensemble studies. Førmasøytisk institutt, Universitetet i Oslo XXIV International Carbohydrate Symposium , Universitetet i Oslo 2008-07-27 - 2008-08-01
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PosterBrekken, Christian; Sandvig, Ioanna; Haraldseth, Olav; Skjåk-Bræk, Gudmund; Mørch, Yrr Asbjørg. (2008) Manganese-Alginate Gels for Controlled Release of Mn2+. ISMRM ISMRM , Toronto 2008-05-02 - 2008-05-09
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PosterAarstad, Olav Andreas; Ntagenda, Denis; Skjåk-Bræk, Gudmund. (2008) Analysis of mannuronic and guluronic acid distribution in natural and in vitro epimerised alginates using novel alginate lyases with high specificity. 24th International carbohydrate symposium , Oslo 2008-07-27 - 2008-08-01
2007
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2007) Alginate microcapsules in the treatment of Diabetes I. Present state and future perspectives. Guest lecture at the Department of Endocrinology of Maisonneuve-Rosemont-Hospital , Montreal 2007-09-27 - 2007-09-27
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2007) Polysaccharide engineering as an approach to design alginates with new functional properties. The14th European Carbohydrate Symposium , Lubeck 2007-08-04 - 2007-08-07
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2007) From Biopolymers to medical devices and local therapies. NovaMatrix international Seminar , Sandvika 2007-08-30 - 2007-08-30
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2007) Polysaccharide engineering. Guest lectures at The University of Rome “La Sapienza” , Roma 2007-10-24 - 2007-10-26
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PosterSletmoen, Marit; Stokke, Bjørn Torger; Skjåk-Bræk, Gudmund. (2007) Dynamic force spectroscopy used to reveal macromolecular motion at the nanoscale of enzymes working on polysaccharides. Research Center Borstel and University of Hamburg Scanning Probe Microscopies and Organic Materials XVI , Hamburg 2007-09-26 - 2007-09-28
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (2007) Behandling av diabetes med transplantasjon av insulinproduserende celler; Fakta eller fantasi. Cappelens Kurs i Biologi , Trondheim 2007-05-23 - 2007-05-23
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PosterAarstad, Olav Andreas; Ballance, Simon; Christensen, Bjørn Erik; Skjåk-Bræk, Gudmund. (2007) Application of HPAEC-PAD to derermine the distribution of oligosaccharides in acid hydrolysed alginate with varying composition. 14th European Carbohydrate Symposium , Lübeck 2007-09-02 - 2007-09-07
2006
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2006) Alginate Research in Trondheim. AIST seminar at NTNU , Trondheim 2006-08-27 - 2006-08-28
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2006) Polysaccharide engineering as an approach to design new functional polymers. KIFEE-Symposium (advanced biological materials) , NTNU, Trondheim 2006-09-07 - 2006-09-08
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Vitenskapelig foredragMørch, Yrr Asbjørg; Strand, Berit Løkensgard; Donati, Ivan; Rokstad, Anne Mari Aukan; Skjåk-Bræk, Gudmund. (2006) Improvement of Alginate Microbeads using enzymatic modification. XIVth International Workshop on Bioencapsulation , Lausanne 2006-10-05 - 2006-10-07
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Vitenskapelig foredragRokstad, Anne Mari Aukan; Donati, Ivan; Borgogna, Massilimo; Oberholzer, José; Strand, Berit Løkensgard; Espevik, Terje. (2006) Cell-compatible covalent alginate beads obtained from a chemoenzymatically engineered alginate. Bioencapsulation research group XIV International workshop on bioencapsulation & COST 865 meeting , Lausanne 2006-10-05 - 2006-10-07
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Vitenskapelig foredragMørch, Yrr Asbjørg; Strand, Berit Løkensgard; Donati, Ivan; Skjåk-Bræk, Gudmund. (2006) Polysaccharide engineering as an approach to design alginate with new functional properties. 8th International Hydrocolloid Conference , Trondheim 2006-06-18 - 2006-06-22
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Vitenskapelig foredragDonati, Ivan; Marsich, E.; Borgogna, M.; Mozetic, P.; Draget, Kurt Ingar; Strand, Berit Løkensgard. (2006) Alginate/lactose-modified chitosan (chitlac) hydrogels: a bioactive bio-material for chondrocyte encapsulation. 8th International Hydrocolloids Conference , Trondheim 2006-06-18 - 2006-06-22
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2006) Bioengineered Alginates for Cell Encapsulation. Symposium and Workshop on Innovative Biopolymers , Gullmarstrand 2006-08-20 - 2006-08-21
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PosterSletmoen, Marit; Skjåk-Bræk, Gudmund; Stokke, Bjørn Torger. (2006) Dynamic force spectroscopy used to reveal macromolecular motion at the nanoscale of enzymes working on polysaccharides. Gordon research conferences Gordon research conference on single molecule approaches to biology , Colby Sawyer college, New Hampshire 2006-06-18 - 2006-06-23
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PosterMørch, Yrr Asbjørg; Donati, Ivan; Strand, Berit Løkensgard; Skjåk-Bræk, Gudmund. (2006) Effect of Ca2+ , Ba2+ , and Sr2+ on alginate microbeads. 8th International Congress of the Cell Transplant Society , Milano 2006-05-18 - 2006-05-20
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PosterMørch, Yrr Asbjørg; Strand, Berit Løkensgard; Donati, Ivan; Skjåk-Bræk, Gudmund. (2006) Epimerized Alginate for Cell Immobilization. 8th International Hydrocolloids Conference , Trondheim 2006-06-18 - 2006-06-22
2005
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PosterSletmoen, Marit; Skjåk-Bræk, Gudmund; Stokke, Bjørn Torger. (2005) Polysaccharide modifying processive enzymes studied by force spectroscopy: the mannuronan C5 epimerase case. Nobel Symposium 131: Controlled Nanoscale Motion in Biological and Artificial Systems , Bäckaskog Castle 2005-06-13 - 2005-06-17
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PosterRokstad, Anne Mari Aukan; Strand, Berit Løkensgard; Rian, Kristin; Steinkjer, Bjørg; Kulseng, Bård Eirik; Skjåk-Bræk, Gudmund. (2005) Making alginate bioreactors for treatment of brain tumours: strategies for optimalisation of the system. NBS The Norwegian Biochemical Society 41st Contact Meeting , Tromsø 2005-01-13 - 2005-01-16
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PosterThuen, Marte; Singstad, Trond E.; Pedersen, Tina Bugge; Mørch, Yrr Asbjørg; Skjåk-Bræk, Gudmund; Haraldseth, Olav. (2005) Visualization of the optic nerve in several laboratory animals using manganese-containing contrast agents. International society for magnetic resonance in medicine ISMRM 2005 , Miami Beach 2005-05-07 - 2005-05-13
2004
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Vitenskapelig foredragMørch, Yrr Asbjørg; Strand, Berit Løkensgard; Skjåk-Bræk, Gudmund. (2004) Improvement of alginate microcapsules using biopolymer engineering and Ba2+- and Sr2+-ions. SSSD konferanse , Trondheim 2004-04-30 - 2004-05-02
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Vitenskapelig foredragSletmoen, Marit; Skjåk-Bræk, Gudmund; Stokke, Bjørn Torger. (2004) Unbinding studies of single-molecular pair AlgE4-mannuronan complexes by dynamic force spectroscopy. Borg, A., Tybell, T., Worren, T., Sjøblom, J., Stokke, B.T. 5th Nordic-Baltic Scanning Probe Microscopy Workshop, 2004 , Trondheim 2004-06-16 - 2004-06-19
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Vitenskapelig foredragDonati, Ivan; Mørch, Yrr Asbjørg; Holtan, Synnøve; Skjåk-Bræk, Gudmund. (2004) A new hypothesis on the role of alternating sequences in calcium-alginate gels. NOBIPOL, NTNU Marine Biopolymers , Trondheim 2004-06-27 - 2004-06-29
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Vitenskapelig foredragDonati, Ivan; Mørch, Yrr Asbjørg; Holtan, Synnøve; Skjåk-Bræk, Gudmund. (2004) Polysaccharide engineering as an approach to design alginate for biotechnological applications. NOBIPOL, NTNU Marine Biopolymers , Trondheim 2004-06-27 - 2004-06-29
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Vitenskapelig foredragBrekken, Christian; Mørch, Yrr Asbjørg; Strand, Berit Løkensgard; Thuen, Marte; Singstad, Trond; Berry, Martin. (2004) A novel probe for localized manganese delivery. The Society for Molecular Imaging 3rd Annual Meeting of the Society for Molecular Imaging , St. Louis, MO 2004-09-09 - 2004-09-12
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2004) Alginate capsules in the treatment of diabetes. Present state and future perspectives. SSSD Scandinavian Society for studies of Diabetes , Trondheim 2004-04-30 - 2004-05-02
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2004) Polysaccharide molecular engineering as an approach to uppgrade alginate for biotechnological and biomedical applications. The 7th World Conference on Biomaterial , Sidney 2004-05-15 - 2004-05-22
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Vitenskapelig foredragStrand, Berit Løkensgard; Mørch, Yrr Asbjørg; Skjåk-Bræk, Gudmund. (2004) Alginate microcapsules - how can they be improved?. NIH Immunobarriers for Pancreatic Islets Transplantation , Washington DC 2004-03-28 -
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2004) The role of mannuronan C.5 epimerases in the biosynthesis of alginates. NIVA, IMR and NTNU The XVIII International Seaweed Symposium , Bergen 2004-06-20 - 2004-06-25
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Vitenskapelig foredragPaoletti, Sergio; Vetere, Amedeo; Gamini, Amelia; Donati, Ivan; Skjåk-Bræk, Gudmund; Campa, Cristiana. (2004) Alginate with wings. NIVA, IMR and NTNU The XVIII International Seaweed Symposium , Bergen 2004-06-20 - 2004-06-25
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Vitenskapelig foredragBjerkan, Tonje Marita; Bender, Carol; Ertesvåg, Helga; Drabløs, Finn; Fakhr, Mohamed K.; Preston, Lori A.. (2004) The Pseudomonas syringae genome encodes a combined Mannuronan C-5-epimerase and O-acetylhydrolase, which strongly enhances the predicted gel-forming properties of alginates. FUGE National Conference on Microbial Sciences and Technology , Nesbu 2004-08-29 - 2004-08-31
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PosterGimmestad, Martin; Bakkevig, Kari Anne; Sletta, Håvard; Ertesvåg, Helga; Skjåk-Bræk, Gudmund; Ellingsen, Trond Erling. (2004) The Pseudomonas fluorescens AlgG protein, but not its mannuronan C-5 epimerase activity, is needed for alginate polymer formation. NOBIPOL, NTNU Marine Biopolymers , Trondheim 2004-06-27 - 2004-06-29
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PosterDonati, Ivan; Gamini, Amelia; Vetere, Amedeo; Campa, Cristiana; Paoletti, Sergio; Skjåk-Bræk, Gudmund. (2004) Preparation and characterization of mixed gels of chitosan and polystyrene-co-maleic acid. NOBIPOL, NTNU Marine Biopolymers , Trondheim 2004-06-27 - 2004-06-29
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PosterDonati, Ivan; Stredanska, S.; Vetere, Amedeo; Marcon, P.; Marsich, E.; Mozetic, P.. (2004) A lactose modified chitosan induces aggragation of pig articular chondrocyte and promotes synthesis of extracellular matrix. NOBIPOL, NTNU Marine Biopolymers , Trondheim 2004-06-27 - 2004-06-29
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PosterHoltan, Synnøve; Campa, Cristiana; Aarstad, Olav; Strand, Wenche I.; Skjåk-Bræk, Gudmund. (2004) Mode of action and subsite analysis of mannuronan C-5 epimerases. NOBIPOL, NTNU Marine Biopolymers , Trondheim 2004-06-27 - 2004-06-29
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PosterMørch, Yrr Asbjørg; Strand, Berit Løkensgard; Skjåk-Bræk, Gudmund. (2004) Improvement of alginate microcapsules using biopolymer engineering and Ba2+ and Sr2+ ions. NOBIPOL, NTNU Marine Biopolymers , Trondheim 2004-06-27 - 2004-06-29
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PosterZhang, Qiujin; Skjåk-Bræk, Gudmund. (2004) HRMAS study of alginate gel. NOBIPOL, NTNU Marine Biopolymers , Trondheim 2004-06-27 - 2004-06-29
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PosterAarstad, Olav; Holtan, Synnøve; Skjåk-Bræk, Gudmund; Christensen, Bjørn Erik; Ballance, Simon. (2004) Application of HPAEC-PAD to determine the average degree of polymerisation and distribution of oligosaccharides from partially acid hydrolysed mannuronan and guluronan. NOBIPOL, NTNU Marine Biopolymers , Trondheim 2004-06-27 - 2004-06-29
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PosterSvanem, Britt Iren Glærum; Steigedal, Magnus; Klinkenberg, Geir; Aakvik, Trine; Ertesvåg, Helga; Skjåk-Bræk, Gudmund. (2004) Creating mannuronan C-5 epimerases with new properties by directed enzyme evolution. NOBIPOL, NTNU Marine Biopolymers , Trondheim 2004-06-27 - 2004-06-29
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PosterCoslovi, Anna; Donati, Ivan; Campa, Cristiana; Gamini, Amelia; Vetere, Amedeo; Skjåk-Bræk, Gudmund. (2004) Synthesis and characterization of new alginate-based biomaterials. NOBIPOL, NTNU Marine Biopolymers , Trondheim 2004-06-27 - 2004-06-29
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PosterGimmestad, Martin; Bakkevig, Kari Anne; Sletta, Håvard; Ertesvåg, Helga; Skjåk-Bræk, Gudmund; Ellingsen, Trond Erling. (2004) The Pseudomonas fluorescens AlgG protein, but not its mannuronan C-5-epimerase activity, is needed for alginate polymer formation. Norsk Biokjemisk Selskap Vintermøte 2004 , Hafjell, Lillehammer 2004-01-15 - 2004-01-18
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PosterSvanem, Britt Iren Glærum; Steigedal, Magnus; Klinkenberg, Geir; Ertesvåg, Helga; Skjåk-Bræk, Gudmund; Valla, Svein. (2004) Creating mannuronan C-5-epimerases with new properties by directed enzyme evolution. Norsk Biokjemisk Selskap Vintermøte 2004 , Hafjell, Lillehammer 2004-01-15 - 2004-01-18
2003
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Vitenskapelig foredragStrand, Berit Løkensgard; Mørch, Yrr Asbjørg; Espevik, Terje; Skjåk-Bræk, Gudmund. (2003) Improvement of alginate microcapsules using Ba2+ - and Sr2+ -ions and biopolymer engineering. 6th International Congress of the Cell Transplant Society , Atlanta 2003-03-03 - 2003-03-06
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PosterSvanem, B I G.; Steigedal, Magnus; Klinkenberg, Geir; Ertesvåg, Helga; Skjåk-Bræk, Gudmund; Valla, Svein. (2003) Creating mannuronan C-5-epimerases with new properties using directed enzyme evolution. 11th European Congress on Biotechnology , Basel, Switzerland 2003-08-29 -
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PosterSikorski, Pawel Tadeusz; Stokke, Bjørn Torger; Skjåk-Bræk, Gudmund. (2003) Structural components of alginic acid. Poly (beta-D-mannuronic-alfa-L-guluronic acid). 12th European Carbohydrate Symposium, EUROCARB 12 , Grenoble, Frankrike 2003-07-11 -
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Vitenskapelig foredragDanielsen, Signe; Maurstad, Gjertrud; Sletmoen, Marit; Skjåk-Bræk, Gudmund; Vårum, Kjell Morten; Christensen, Bjørn Erik. (2003) Nanotechnology at the interface of biopolymers. Nanotech 2003 + future , Tokyo 2003-02-28 -
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PosterStrand, Berit Løkensgard; Mørch, Yrr Asbjørg; Espevik, Terje; Skjåk-Bræk, Gudmund. (2003) Improvement of alginate microcapsules using Ba2+- and Sr2+-ions and biopolymer engineering. 6th International Congress of the Cell Transplant Society , Atlanta, USA 2003-03-15 -
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2003) Microbioal alginate. University of Duisburg , Duisburg, Tyskland 2003-02-19 -
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2003) Polysaccharide engineering. Ecole Polytechnique Lausann , Lausann, Sveits 2003-01-09 -
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2003) Aspects of glycobiology in biomedicine and biiotechnology. University of Trieste , Trieste, Italia 2003-03-20 -
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (2003) Polysaccharide engineering as an approach to design alginate for biotechnological and biomedical applications. Workshop on polymers and polymerbased composites , Jægtvolden 2003-10-24 -
2002
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Vitenskapelig foredragStrand, Berit Løkensgard; Skjåk-Bræk, Gudmund. (2002) Visualisation of Alginate-Poly-L-lysine-Alginate Microcapsules by Confocal Laser Scanning Microscopy. COST 840 COST 840 Workshop , Liege 2002-11-28 - 2002-11-30
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Vitenskapelig foredragSkjermo, Jorunn; Rokstad, Anne Mari Aukan; Salvesen, Ingrid; Skjåk-Bræk, Gudmund; Vadstein, Olav. (2002) Immunostimulation in marine larval rearing. ICES 2002 Annual Science Conference , Copenhagen 2002-10-05 -
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Vitenskapelig foredragRokstad, Anne Mari Aukan; Strand, Berit Løkensgard; Rian, Kristin; Steinkjer, Bjørg; Ryan, Liv; Kulseng, Bård Eirik. (2002) Evaluation of different alginate microcapsules as bioreactors for 293-EBNA cells delivering the anti-angiogenic factor endostatin. 38.Biokjemiske kontaktmøte Functional genomics-the mosaics of life , Røros 2002-01-20 -
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PosterSletmoen, Marit; Skjåk-Bræk, Gudmund; Stokke, Bjørn Torger. (2002) Mannuronan C-5-epimerase - mannuronan interactions: one molecular pair at the time. Plant Polysaccharide Workshop, Palm Cove, Queensland, Australia, July 4 -6, 2002. , Palm Cove, Queensland, Australia 2002-07-06 -
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PosterSletmoen, Marit; Skjåk-Bræk, Gudmund; Stokke, Bjørn Torger. (2002) Single-molecular pair AlgE4 epimerase-mannuronan interactions and polymer elasticity determined by AFM. XXIst International Carbohydrate Symposium, Cairns, Australia, July 7 - 12, 2002 , Cairns, Australia 2002-07-12 -
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PosterRyan, Liv; Flo, Trude Helen; Takeuchi, Osamu; Lien, Egil; Halaas, Øyvind; Akira, Shizuo. (2002) Involvement of TLR2 and TLR4 in activation of monocytes/macrophages by mannuronic acid polymers. The International Union of Biochemistry and Molecular Biology 7th IUBMB Conference RECEPTOR-LIGAND INTERACTIONS Molecular, Physiological and Pharmacological Aspects , Bergen, Norge 2002-05-08 -
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PosterRyan, Liv; Flo, Trude Helen; Takeuchi, Osamu; Lien, Egil; Halaas, Øyvind; Akira, Shizuo. (2002) Involvement of TLR2 and TLR4 in activation of monocytes/macrophages by mannuronic acid polymers. 38.Biokjemiske kontaktmøte Functional genomics-the mosaics of life , Røros 2002-01-20 -
2001
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Vitenskapelig foredragKing, Aileen; Strand, Berit Løkensgard; Rokstad, Anne Mari Aukan; Kulseng, Bård Eirik; Andersson, Arne; Sandler, Stellan. (2001) Improved biocompatibility of alginate-Poly-L-lysine-alginate microcapsules prepared with epimerized alginates. IPITA The 8th World Congress of the International Pancreas & Islet Transplant Association , Innsbruck 2001-06-12 - 2001-06-15
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Vitenskapelig foredragStrand, Berit Løkensgard; Mørch, Yrr Asbjørg; Rokstad, Anne Mari Aukan; Kulseng, Bård Eirik; Espevik, Terje; Skjåk-Bræk, Gudmund. (2001) Improved capsule properties by the use of epimerised alginate. Bioencapsulation Research Group The Ninth International Workshop in Bioencapsulation , Warsawa 2001-05-11 - 2001-05-13
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PosterSkjermo, Jorunn; Rokstad, Anne Mari Aukan; Salvesen, Ingrid; Skjåk-Bræk, Gudmund. (2001) Immunostimulation as counteraction to bacterial problems in first feeding of marine larve. European Aquaculture Society Meeting , Gent, Belgium 2001-09-06 -
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PosterHoltan, Synnøve; Skjåk-Bræk, Gudmund. (2001) Enzymatic modification of alginate using the recombinant mannuronan C-5-epimerase AlgE1. The 11th European Carbohydrate Symposium , Lisboa, Portugal 2001-09-07 -
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PosterKing, A.; Strand, Berit L.; Rokstad, Anne Mari Aukan; Kulseng, Bård Eirik; Andersson, A.; Skjåk-Bræk, Gudmund. (2001) Epimerised alginate: effect on biocompatibility of microcapsules. Scandinavian Socisty for the Study of Diabetes , Uppsala 2001-05-25 -
2000
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PosterRokstad, Anne Mari Aukan; Kulseng, Bård Eirik; Strand, B.; Skjåk-Bræk, Gudmund; Espevik, Terje. (2000) Transplantation of Alginate Microcapsules with proliferating cells in mice: Capsular overgrowth and survival of encapsulated cells in allo-and xeno graft modells. Bioartificial organs III. Tissue Sourcing, Immunosolation and Clinical Trials. , Davos, Switzerland, 7-12 okt. 2000
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PosterStrand, Berit Løkensgard; Kulseng, Bård Eirik; Rokstad, Anne Mari Aukan; Skjåk-Bræk, Gudmund; Espevik, Terje. (2000) Identification of cells in the fibrotic reaction against transplanted encapsulated cells. Cell Transplantation Society Islets in Eilat: A combined islet basic science and transplantation meeting , Eilat 2000-09-21 - 2000-09-24
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Populærvitenskapelig foredragStrand, Berit; Holtan, Synnøve; Espevik, Terje; Skjåk-Bræk, Gudmund. (2000) Alginate AS Immibilsation materials for cells. Bioartificial Organs III , Davos, 7-12 october 2000
1999
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Vitenskapelig foredragStrand, Berit Løkensgard; Kulseng, Bård Eirik; Espevik, Terje; Skjåk-Bræk, Gudmund. (1999) Innkapsling av insulinproduserende celler til transplantasjon av diabetespasienter. NITO Bioingeniørdagen , Oslo 1999-04-15 - 1999-04-15
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Populærvitenskapelig foredragRyan, Liv; Strand, Berit; Kulseng, Bård Eirik; Skjåk-Bræk, Gudmund; Espevik, Terje. (1999) Characterisation of the toxic and cytokine inducing properties of poly-L-lysine used in alginate microcapsules. 35. Biokjemiske Kontaktmøte NBS , Rica Ishavshotel, Tromsø 21-24 januar 1999
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Populærvitenskapelig foredragRokstad, Anne Mari Aukan; Skjåk-Bræk, Gudmund; Skjermo, Jorun. (1999) In vitro og in vivo effekter av alginater på piggvarleukocytter. Norges forskningsråd Fiske- og dyrehelsemøtet 1999 , Tromsø 1999-01-18 - 1999-01-20
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Populærvitenskapelig foredragStrand, Berit Løkensgard; Ryan, Liv; IntVeld, Peter; Kulseng, Bård Eirik; Skjåk-Bræk, Gudmund; Espevik, Terje. (1999) Characterisation of the toxic and cytokine inducing properties of poly-L-lysine used in alginate microcapsules. 7th World Congress of the International Pancreas & Islet Transplant Association , Sydney, Australia, August 22 - 25, 1999
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Populærvitenskapelig foredragRokstad, Anne Mari Aukan; Espevik, Terje; Skjåk-Bræk, Gudmund; Vadstein, Olav; Skjermo, Jorun. (1999) Alginates as adjuvant in fish vaccine against Aeromonas salmonicida. 35. Biokjemiske Kontaktmøte, NBS , Tromsø, 21-24. januar 1999
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Vitenskapelig foredragSkjermo, Jorunn; Salvesen, Ingrid; Conceicão, Luis; Skjåk-Bræk, Gudmund; Vadstein, Olav. (1999) Microbial control in larval culture: Effects of non-specific immunostimulation of larval turbot (Scophthalmus maximus L). Aquaculture Europe 99: Towards predictable quality , Trondheim, 7-10 august 1999
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Populærvitenskapelig foredragStrand, Berit Løkensgard; Ryan, Liv; IntVeld, Peter; Kulseng, Bård Eirik; Skjåk-Bræk, Gudmund; Espevik, Terje. (1999) Characterisation of the toxic and cytokine inducing properties of poly-L-lysine used in alginate microcapsules. The Eight International Workshop in Bioencapsulation. Recent Progress in Research and Technology , Trondheim, Norway, September 13-15, 1999
1997
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (1997) Epimerisation of alginates : mechanism and properties. FASEB, International Conference on Microbial Polysaccharid , Denver, 14.-22. Juni 1997
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Populærvitenskapelig foredrag
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (1997) Enzymatic modification of alginates. Prosjektmøte , Hull, 25.-27. Juni 1997
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (1997) Utvikling av biokompatible alginatkapsler til celletransplantasjon. Prosjektmøte NFR , Oslo
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (1997) Transplantation of immuno-isolated cells. Gjesteforelesning ved Univ. of Wageningen , Wageningen, Nederland
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (1997) Alginate in biomedicine and biotechnology. Conference on Polysaccharides in Biotechnology , Nottingham
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (1997) Bioconversion of alginates. Conference on Cell Factory and Enzyme Technology , Veijle, Danmark
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Vitenskapelig foredragSkjåk-Bræk, Gudmund. (1997) Modification of alginates using mannuronan C-5 epimerases. International Workshop on Marine Polysaccharides , Trieste, Italia
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (1997) Produksjon av mannuronan. Industrimøte Pronova/NOBIPOL , Rica Hell, Stjørdal
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (1997) Alginat kapsler som immunisolerende prinsipp ved transplantasjon av insulinproduserende celler. Farmacidagene , Oslo
1996
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Vitenskapelig foredragThu, Beate; Smidsrød, Olav; Skjåk-Bræk, Gudmund. (1996) Alginate-polycation microcapsules for cell transplantation : long time stability. Immobilized cells : basics and applications : proceedings of an international symposium ... , [Mangler data]
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Vitenskapelig foredragThu, Beate; Smidsrød, Olav; Skjåk-Bræk, Gudmund. (1996) Alginate gels : some structure-function correlations relevant to their use as immobilization matrix for cells. Immobilized cells : basics and applications : proceedings of an international symposium ... , [Mangler data]
1995
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (1995) Alginate capsules : how good are they and can they be improved. Indr. lecture at Beta-cell, Islets and Pancreas transplants , [Mangler data]
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (1995) Performance and long-time stability of alginate polycation capsules. 6th Workshop on Beta-Cell Transplantation , [Mangler data]
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Populærvitenskapelig foredragThu, Beate; Espevik, Terje; Smidsrød, Olav; Skjåk-Bræk, Gudmund. (1995) Alginate polycation microcapsules : improved functional properties by controlling the interaction between polycations and alginates. Symposium on Advances in Polysaccharides : Characteristics and Applications , [Mangler data]
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Populærvitenskapelig foredragEspevik, Terje; Kulseng, Bård Eirik; Anderson, A.; Skjåk-Bræk, Gudmund. (1995) Antibody responses to alginates in different species. Lecture at B-cell, Islets and Pancreas Transplants , [Mangler data]
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (1995) Alginate in biomedicine and biotechnology. POLYMERIX International Conference , [Mangler data]
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (1995) Implantasjon av Beta-celler i alginatkuler : hvor langt er den kliniske anvendelsen kommet?. Norsk diabetes forum , [Mangler data]
1994
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Vitenskapelig foredragErtesvåg, Helga; Doseth, B.; Larsen, Bjørn; Skjåk-Bræk, Gudmund; Høidal, Hilde; Hals, Ingrid. (1994) A family of genes encoding mannuronan C5-epimerase in Azotobacter vinelandii. 1st International Conference on Polysaccharide Engineering , [Mangler data]
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Populærvitenskapelig foredragThu, Beate J.; Skjåk-Bræk, Gudmund. (1994) Alginat polykation kapsler : funksjonelle egenskaper. Presentasjonsseminar for Program for medisinsk teknologi ved UNIT , [Mangler data]
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Populærvitenskapelig foredragSmidsrød, Olav; Skjåk-Bræk, Gudmund; Espevik, Terje. (1994) Kan alginatkuler revolusjonere diabetesbehandlingen?. Forskningskampanje - diabetesforskning , [Mangler data]
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (1994) Alginatkapsler som immunisolerende matrix ved celletransplantasjoner, muligheter og begrensninger : alt dere bør vite om alginatkuler, men ikke har turt å spørre om. Oppdalsmøtet , [Mangler data]
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Populærvitenskapelig foredrag
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Populærvitenskapelig foredrag
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (1994) Celletransplantasjon : en fremtidig behandlingsform for diabetes?. , [Mangler data]
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (1994) Alginate : a target molecule for the genetic engineers and a versatile molecule for the biotechnologist. 3rd International Marine Biotechnology Conference , [Mangler data]
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (1994) Basics and application. International Symposium on Immobilized Cells , [Mangler data]
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (1994) Alginatkapsler som immunisolerende matrix ved celletransplantasjoner, muligheter og begrensninger : alt dere bør vite om alginatkapsler, men ikke har turt å spørre om. Institutt for kreftforsknings årsmøte , [Mangler data]
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Populærvitenskapelig foredrag
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (1994) Alginate encapsulation of pancreatic islets for control of diabetes from laboratory to clinic. , [Mangler data]
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (1994) Immunological properties of poly-uronides. 4th International Workshop on Oligo and Polysaccharides , [Mangler data]
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Populærvitenskapelig foredragEspevik, Terje; Skjåk-Bræk, Gudmund. (1994) Immunological aspects of alginates for microencapsulation. German Diabetes Society. 29th Annual Meeting , [Mangler data]
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (1994) Application of alginates in biomedicine and biotechnology : genetic engineered alginates - do we need them?. 1st International Conference on Polysaccharide Engineering , [Mangler data]
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Populærvitenskapelig foredrag
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Populærvitenskapelig foredragSkjåk-Bræk, Gudmund. (1994) Transplantasjon av insulinproduserende celler : en fremtidig behandling av type I diabetes. , [Mangler data]
1993
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Vitenskapelig foredragHertzberg, Sissel; Moe, Størker; Skjåk-Bræk, Gudmund. (1993) A new hydrophilic matrix and stabilizing agent for enzyme-catalysed esterifications in organic media, two-phase liquid systems. European Congress on Biotechnology (6 : 1993 : Firenze). Abstract , [Mangler data]
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Vitenskapelig foredragSkjermo, Jorunn; Skjåk-Bræk, Gudmund. (1993) Stimulation of the non-specific immune system of marine fish with different immuno modulators. Nordic Symposium on Fish Immunology (1993 : Lysekil) , [Mangler data]
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Vitenskapelig foredragSkjåk-Bræk, Gudmund; et al., [Mangler fornavn]. (1993) A strategy to obtain control during larval development of marine fish. International Conference on Fish Farming Technology (1 : 1993 : Trondheim) , [Mangler data]
1992
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Vitenskapelig foredragSmidsrød, Olav; Moe, Størker; Draget, Kurt Ingar; Skjåk-Bræk, Gudmund. (1992) Microgels, superswelling gels and macrogels from alginates. New possibilities for an old polymer?. 6th Gums and stabilisers for the food industry , [Mangler data]