Browsing NTNU Open by Author "Christensen, Bjørn Erik"
Now showing items 1-6 of 6
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Alginate-b-dextran block-copolymers: preparation and solution properties
Krogh, Marianne Christiansen von (Master thesis, 2021)Alginat produseres i rød- og brunalger og utgjør 40% av algenes tørrvekt. Biopolymeren finnes i algenes intracellulære rom hvor det fungerer som et strukturelement, tilnærmet cellulose i landplanter. Rød- og brunalger ... -
Chemical and biological characterization of pectin-like polysaccharides from the bark of the Malian medicinal tree Cola cordifolia
Austarheim, Ingvild; Christensen, Bjørn Erik; Hegna, Ida Kristin; Petersen, Bent O.; Bye, Ragnar; Michaelsen, Terje Einar; Diallo, Drissa; Inngjerdingen, Marit; Paulsen, Berit Smestad (Journal article; Peer reviewed, 2012) -
Chemically modified alginates and chitosans Lateral and terminal functionalization by reductive amination
Dalheim, Marianne Øksnes (Doctoral theses at NTNU;2016:274, Doctoral thesis, 2016)ENGLISH: Polysaccharides with added functions and/or modified properties are of increasing interest in preparing new materials suitable for both industrial applications and more advanced applications within biomedical ... -
Guluronate-Based Diblock Polysaccharides: Preparation, Upscaling, and Self-Assembly
Fæster, Victor Zylla (Master thesis, 2022)Blokkpolysakkarider er en gruppe karbohydrater bestående av polysakkaridkjeder festet til hverandre ved hjelp av terminale bindinger til et linkermolekyl (b). Disse forbindelsene har en unik evne til å beholde egenskapene ... -
Order-Disorder Transition of Triple Helical -1,3-D-Glucans in Aqueous Mixtures of Dimethyl Sulfoxide and Imidazole: Schizophyllan and its Chemically Modified Derivatives
Yoshiba, Kazuto; Christensen, Bjørn Erik (Peer reviewed; Journal article, 2023)Schizophyllan is a high molecular weight β-1,3-D-glucan having three β-1,3-D-glucoses and one branched β-1,6-D-glucose in the repeating unit. It dissolves as a triple helix in aqueous solutions but exhibits two separate ... -
Transcriptional responses of Bacillus cereus towards challenges with the polysaccharide chitosan
Mellegård, Hilde; Kovács, Ákos T.; Lindback, Toril; Christensen, Bjørn Erik; Kuipers, Oscar P.; Granum, Per Einar (Journal article; Peer reviewed, 2011)The antibacterial activity of the polysaccharide chitosan towards different bacterial species has been extensively documented. The response mechanisms of bacteria exposed to this biopolymer and the exact molecular mechanism ...