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1

Similarities and differences between alginic acid gels and ionically crosslinked alginate gels

Kurt Ingar Draget, Gudmund Skjåk-Bræk, Bjørn Torger Stokke

Journal:

Food Hydrocolloids

Year:

2006

Language:

english

File:

PDF, 334 KB

english, 2006

2

External versus internal source of calcium during the gelation of alginate beads for DNA encapsulation

D. Quong, R. J. Neufeld, G. Skjåk-Bræk, D. Poncelet

Journal:

Biotechnology and Bioengineering

Year:

1998

Language:

english

File:

PDF, 157 KB

english, 1998

3

Visualization of alginate–poly-L-lysine–alginate microcapsules by confocal laser scanning microscopy

Berit L. Strand, Yrr A. Mørch, Terje Espevik, Gudmund Skjåk-Bræk

Journal:

Biotechnology and Bioengineering

Year:

2003

Language:

english

File:

PDF, 454 KB

english, 2003

4

Alginate as immobilization material: I. Correlation between chemical and physical properties of alginate gel beads

A. Martinsen, G. Skjåk-Bræk, O. Smidsrød

Journal:

Biotechnology and Bioengineering

Year:

1989

Language:

english

File:

PDF, 662 KB

english, 1989

5

Alginate microbeads are complement compatible, in contrast to polycation containing microcapsules, as revealed in a human whole blood model

Anne Mari Rokstad, Ole-Lars Brekke, Bjørg Steinkjer, Liv Ryan, Gabriela Kolláriková, Berit L. Strand, Gudmund Skjåk-Bræk, Igor Lacík, Terje Espevik, Tom Eirik Mollnes

Journal:

Acta Biomaterialia

Year:

2011

Language:

english

File:

PDF, 1.22 MB

english, 2011

6

The enhancement of the bioadhesive properties of calcium alginate gel beads by coating with chitosan

Olav Gåserød, Ian G. Jolliffe, Frank C. Hampson, Peter W. Dettmar, Gudmund Skjåk-Bræk

Journal:

International Journal of Pharmaceutics

Year:

1998

Language:

english

File:

PDF, 1.33 MB

english, 1998

7

Scenario based techno-business analysis of service platforms and

Josip Zoric, Rolv Bræk

Journal:

Telecommunication Systems

Year:

2011

Language:

english

File:

PDF, 1.35 MB

english, 2011

8

Alginate-polylysine-alginate microcapsules: effect of size reduction on capsule properties

Strand, B. L., Gåserød, O., Kulseng, B., Espevik, T., Skjåk-Bræk, G.

Journal:

Journal of Microencapsulation

Year:

2002

Language:

english

File:

PDF, 490 KB

english, 2002

9

Heavy metal tolerance of marine phytoplankton. III. Combined effects of copper and zinc ions on cultures of four common species

Gudmund Skjåk Bræk, Arne Jensen, Åge Mohus

Journal:

Journal of Experimental Marine Biology and Ecology

Year:

1976

Language:

english

File:

PDF, 885 KB

english, 1976

10

Polymer Science: A Comprehensive Reference || Alginates

Skjåk-Bræk, G.

Year:

2012

Language:

english

File:

PDF, 395 KB

english, 2012

11

Alginate Sequencing: An Analysis of Block Distribution in Alginates Using Specific Alginate Degrading Enzymes

Aarstad, Olav Andreas, Tøndervik, Anne, Sletta, Håvard, Skjåk-Bræk, Gudmund

Journal:

Biomacromolecules

Year:

2012

Language:

english

File:

PDF, 1.76 MB

english, 2012

12

Sliding Contact Dynamic Force Spectroscopy Method for Interrogating Slowly Forming Polymer Cross-Links

Bowman, Kate A., Aarstad, Olav Andreas, Stokke, Bjørn Torger, Skjåk-Bræk, Gudmund, Round, Andrew N.

Journal:

Year:

2016

Language:

english

File:

PDF, 2.01 MB

english, 2016

13

Sulfated Alginates as Heparin Analogues: A Review of Chemical and Functional Properties

Arlov, Øystein, Skjåk-Bræk, Gudmund

Journal:

Year:

2017

Language:

english

File:

PDF, 5.36 MB

english, 2017

14

Inhomogeneous alginate gel spheres: An assessment of the polymer gradients by synchrotron radiation-induced x-ray emission, magnetic resonance microimaging, and mathematical modeling

Beate Thu, Olav Gåserød, Didrik Paus, Arne Mikkelsen, Gudmund Skjåk-Bræk, Renato Toffanin, Franco Vittur, Roberto Rizzo

Journal:

Year:

2000

Language:

english

File:

PDF, 499 KB

english, 2000

15

Calcium alginate gel fibers: Influence of alginate source and gel structure on fiber strength

Størker Moe, Gudmund Skjåk-Bræk, Olav Smidsrød, Hisao Ichijo

Journal:

Journal of Applied Polymer Science

Year:

1994

Language:

english

File:

PDF, 554 KB

english, 1994

16

Mode of action of recombinant Azotobacter vinelandii mannuronan C-5 epimerases AlgE2 and AlgE4

Martin Hartmann, Olav B. Holm, Gunn A. B. Johansen, Gudmund Skjåk-Bræk, Bjørn T. Stokke

Journal:

Year:

2002

Language:

english

File:

PDF, 196 KB

english, 2002

17

Alginate as immobilization material. II: Determination of polyphenol contaminants by fluorescence spectroscopy, and evaluation of methods for their removal

Gudmund Skjåk-Bræk, Erminio Murano, Sergio Paoletti

Journal:

Biotechnology and Bioengineering

Year:

1989

Language:

english

File:

PDF, 526 KB

english, 1989

18

Alginate as immobilization material: III. Diffusional properties

Anita Martinsen, Ivar Storrø, Gudmund Skjårk-Bræk

Journal:

Biotechnology and Bioengineering

Year:

1992

Language:

english

File:

PDF, 900 KB

english, 1992

19

Improvement of the biocompatibility of alginate/poly-L-lysine/alginate microcapsules by the use of epimerized alginate as a coating

Aileen King, Berit Strand, Anne-Mari Rokstad, Bård Kulseng, Arne Andersson, Gudmund Skjåk-Bræk, Stellan Sandler

Journal:

Journal of Biomedical Materials Research Part A

Year:

2003

Language:

english

File:

PDF, 142 KB

english, 2003

20

Microcapsules made by enzymatically tailored alginate

Berit L. Strand, Yrr A. Mørch, Kjersti R. Syvertsen, Terje Espevik, Gudmund Skjåk-Bræk

Journal:

Journal of Biomedical Materials Research Part A

Year:

2003

Language:

english

File:

PDF, 308 KB

english, 2003

21

Biosynthesis of alginate: Purification and characterisation of mannuronan C-5-epimerase from azotobacter vinelandii

Gudmund Skj»k-Bræk, Bjørn Larsen

Journal:

Carbohydrate Research

Year:

1985

Language:

english

File:

PDF, 594 KB

english, 1985

22

Effect of acetylation on some solution and gelling properties of alginates

Gudmund Skjåk-Bræk, Flavio Zanetti, Sergio Paoletti

Journal:

Carbohydrate Research

Year:

1989

Language:

english

File:

PDF, 535 KB

english, 1989

23

Alginate as immobilization matrix and stabilizing agent in a two-phase liquid system: Application in lipase-catalysed reactions

Sissel Hertzberg, Lise Kvittingen, Thorleif Anthonsen, Gudmund Skjåk-Bræk

Journal:

Enzyme and Microbial Technology

Year:

1992

Language:

english

File:

PDF, 545 KB

english, 1992

24

Alginate polycation microcapsules: I. Interaction between alginate and polycation

B. Thu, P. Bruheim, T. Espevik, O. Smidsrød, P. Soon-Shiong, G. Skjåk-Bræk

Journal:

Year:

1996

Language:

english

File:

PDF, 1.06 MB

english, 1996

25

Alginate polycation microcapsules: II. Some functional properties

Beate Thu, Per Bruheim, Terje Espevik, Olav Smidsrød, Patrick Soon-Shiong, Gudmund Skjåk-Bræk

Journal:

Year:

1996

Language:

english

File:

PDF, 1.23 MB

english, 1996

26

Inhomogeneous polysaccharide ionic gels

Gudmund Skjåk-Bræk, Hans Grasdalen, Olav Smidsrød

Journal:

Carbohydrate Polymers

Year:

1989

Language:

english

File:

PDF, 1019 KB

english, 1989

27

A new approach for estimating the crosslink density of covalently crosslinked ionic polysaccharide gels

Størker T. Moe, Arnljot Elgsaeter, Gudmund Skjåk-Bræk, Olav Smidsrød

Journal:

Carbohydrate Polymers

Year:

1993

Language:

english

File:

PDF, 552 KB

english, 1993

28

Distribution of uronate residues in alginate chains in relation to alginate gelling properties — 2: Enrichment of β-d-mannuronic acid and depletion of α-l-guluronic acid in sol fraction

Bjørn T. Stokke, Olav Smidsrød, Flavio Zanetti, Wenche Strand, Gudmund Skjåk-Bræk

Journal:

Carbohydrate Polymers

Year:

1993

Language:

english

File:

PDF, 691 KB

english, 1993

29

Alginic acid gels: the effect of alginate chemical composition and molecular weight

K.I. Draget, G. Skjåk Bræk, O. Smidsrød

Journal:

Carbohydrate Polymers

Year:

1994

Language:

english

File:

PDF, 691 KB

english, 1994

30

Swelling and partial solubilization of alginic acid gel beads in acidic buffer

K.I. Draget, G. Skjåk-Bræk, B.E. Christensen, O. Gåserød, O. Smidsrød

Journal:

Carbohydrate Polymers

Year:

1996

Language:

english

File:

PDF, 696 KB

english, 1996

31

Inhibition of pepsin activity by alginates in vitro and the effect of epimerization

Vicki Strugala, Erika J. Kennington, Robert J. Campbell, Gudmund Skjåk-Bræk, Peter W. Dettmar

Journal:

International Journal of Pharmaceutics

Year:

2005

Language:

english

File:

PDF, 276 KB

english, 2005

32

Cell-compatible covalently reinforced beads obtained from a chemoenzymatically engineered alginate

Anne Mari Rokstad, Ivan Donati, Massimiliano Borgogna, Josè Oberholzer, Berit Løkensgard Strand, Terje Espevik, Gudmund Skjåk-Bræk

Journal:

Year:

2006

Language:

english

File:

PDF, 590 KB

english, 2006

33

Comparative studies on solution characteristics of mannuronan epimerized by C-5 epimerases

M. Dentini, G. Rinaldi, D. Risica, A. Barbetta, G. Skjåk-Bræk

Journal:

Carbohydrate Polymers

Year:

2005

Language:

english

File:

PDF, 257 KB

english, 2005

34

Enzymatic modification of alginates with the mannuronan C-5epimerase AlgE4 enhances their solubility at low pH

Martin Hartmann, Mariella Dentini, Kurt Ingar Draget, Gudmund Skjåk-Bræk

Journal:

Carbohydrate Polymers

Year:

2006

Language:

english

File:

PDF, 290 KB

english, 2006

35

Acid gel formation in (pseudo) alginates with and without G blocks produced by epimerising mannuronan with C5 epimerases

Mariella Dentini, Gianluca Rinaldi, Andrea Barbetta, Daniela Risica, Gudmund Skjåk-Bræk

Journal:

Carbohydrate Polymers

Year:

2006

Language:

english

File:

PDF, 1.63 MB

english, 2006

36

Ionic gel formation of a (pseudo)alginate characterised by an alternating MG sequence produced by epimerising mannuronan with AlgE4

Mariella Dentini, Gianluca Rinaldi, Andrea Barbetta, Daniela Risica, Claudio Anselmi, Gudmund Skjåk-Bræk

Journal:

Carbohydrate Polymers

Year:

2007

Language:

english

File:

PDF, 957 KB

english, 2007

37

Interferometric characterization of swelling of covalently crosslinked alginate gel and changes associated with polymer impregnation

Sven Tierney, Marit Sletmoen, Gudmund Skjåk-Bræk, Bjørn Torger Stokke

Journal:

Carbohydrate Polymers

Year:

2010

Language:

english

File:

PDF, 281 KB

english, 2010

38

Mapping enzymatic functionalities of mannuronan C-5 epimerases and their modular units by dynamic force spectroscopy

Marit Sletmoen, Gudmund Skjåk-Bræk, Bjørn T. Stokke

Journal:

Carbohydrate Research

Year:

2005

Language:

english

File:

PDF, 602 KB

english, 2005

39

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

Simon Ballance, Olav Andreas Aarstad, Finn Lillelund Aachmann, Gudmund Skjåk-Bræk, Bjørn E. Christensen

Journal:

Carbohydrate Research

Year:

2009

Language:

english

File:

PDF, 363 KB

english, 2009

40

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

Cristiana Campa, Astrid Oust, Gudmund Skjåk-Bræk, Berit Smestad Paulsen, Sergio Paoletti, Bjørn E Christensen, Simon Ballance

Journal:

Journal of Chromatography A

Year:

2004

Language:

english

File:

PDF, 326 KB

english, 2004

41

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

Simon Ballance, Synnøve Holtan, Olav Andreas Aarstad, Pawel Sikorski, Gudmund Skjåk-Bræk, Bjørn E. Christensen

Journal:

Journal of Chromatography A

Year:

2005

Language:

english

File:

PDF, 514 KB

english, 2005

42

Monomer sequence and acetylation pattern in some bacterial alginates

Gudmund Skj»k-Bræk, Hans Grasdalen, Bjørn Larsen

Journal:

Carbohydrate Research

Year:

1986

Language:

english

File:

PDF, 757 KB

english, 1986

43

The role of O-acetyl groups in the biosynthesis of alginate by Azotobacter vinelandii

Gudmund Skj»k-Bræk, Bjørn Larsen, Hans Grasdalen

Journal:

Carbohydrate Research

Year:

1985

Language:

english

File:

PDF, 348 KB

english, 1985

44

Determination of the diadic composition of alginate by means of circular dichroism: a fast and accurate improved method

Ivan Donati, Amelia Gamini, Gudmund Skjåk-Bræk, Amedeo Vetere, Cristiana Campa, Anna Coslovi, Sergio Paoletti

Journal:

Carbohydrate Research

Year:

2003

Language:

english

File:

PDF, 207 KB

english, 2003

45

The spatial distribution of calcium in alginate gel beads analysed by synchrotron-radiation induced X-ray emission (SRIXE)

Beathe Thu, Gudmund Skjåk-Bræk, Fulvio Micali, Franco Vittur, Roberto Rizzo

Journal:

Carbohydrate Research

Year:

1997

Language:

english

File:

PDF, 845 KB

english, 1997

46

Influence of environmental conditions on the activity of the recombinant mannuronan C-5-epimerase AlgE2

Marit Valeur Ramstadab, Sidsel Markussen, Trond E Ellingsen, Gudmund Skjåk-Bræk, David W Levine

Journal:

Enzyme and Microbial Technology

Year:

2001

Language:

english

File:

PDF, 1.43 MB

english, 2001

47

Properties and action pattern of the recombinant mannuronan C-5-epimerase AlgE2

Marit Valeur Ramstad*†, Trond E. Ellingsen*, Kjell D. Josefsen*, Hilde K. Høidal†§, Svein Valla†§, Gudmund Skjåk-Bræk†‡, David W. Levine†

Journal:

Enzyme and Microbial Technology

Year:

1999

Language:

english

File:

PDF, 323 KB

english, 1999

48

Microcapsules of alginate-chitosan – I: A quantitative study of the interaction between alginate and chitosan

Olav Gåserød, Olav Smidsrød, Gudmund Skjåk-Bræk

Journal:

Year:

1998

Language:

english

File:

PDF, 466 KB

english, 1998

49

Microcapsules of alginate–chitosan. II. A study of capsule stability and permeability

Olav Gåserød, Andrea Sannes, Gudmund Skjåk-Bræk

Journal:

Year:

1999

Language:

english

File:

PDF, 351 KB

english, 1999

50

Formal Methods Research at NTNU, Department of Telematics

Journal:

Electronic Notes in Theoretical Computer Science

Year:

2003

Language:

english

File:

PDF, 89 KB

english, 2003

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