Bjørn E. Christensen
73593327
Kjemi 4, 4-126, Gløshaugen, Sem Sælands vei 6
Om
Publikasjoner
2022
-
Ballance, Simon;
Lu, Yudong;
Zobel, Hanne;
Rieder, Anne;
Knutsen, Svein Halvor;
Dinu, Vlad T.;
Christensen, Bjørn E.;
Ulset, Ann-Sissel Teialeret;
Schmid, Marius;
Maina, Ndegwa;
Potthast, Antje;
Schiehser, Sonja;
Ellis, Peter R.;
Harding, Stephen Ernest.
(2022)
Inter-laboratory analysis of cereal beta-glucan extracts of nutritional importance: An evaluation of different methods for determining weight-average molecular weight and molecular weight distribution.
Food Hydrocolloids.
volum 127.
Vitenskapelig artikkel
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Münster, Lukáš;
Capáková, Zdenka;
Humpolíček, Petr;
Kuřitka, Ivo;
Christensen, Bjørn E.;
Vícha, Jan.
(2022)
Dicarboxylated hyaluronate: Synthesis of a new, highly functionalized and biocompatible derivative.
Carbohydrate Polymers.
volum 292.
Vitenskapelig artikkel
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Yoshiba, Kazuto;
Yasuda, Yota;
Christensen, Bjørn E.;
Kondo, Chisaki;
Miyazaki, Yuji;
Nakano, Motohiro.
(2022)
Association with Imidazole in the Cooperative Order–Disorder Transition in Aqueous Solution of Schizophyllan.
Langmuir.
volum 38.
Vitenskapelig artikkel
2021
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Mo, Ingrid Vikøren;
Schatz, Christophe;
Christensen, Bjørn E..
(2021)
Functionalisation of the non-reducing end of chitin by selective periodate oxidation: A new approach to form complex block polysaccharides and water-soluble chitin-based block polymers.
Carbohydrate Polymers.
volum 267.
Vitenskapelig artikkel
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Solberg, Amalie;
Mo, Ingrid Vikøren;
Aachmann, Finn Lillelund;
Schatz, Christophe;
Christensen, Bjørn E..
(2021)
Alginate-based diblock polymers: preparation, characterization and Ca-induced self-assembly.
Polymer Chemistry.
volum 12 (38).
Vitenskapelig artikkel
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Solberg, Amalie;
Mo, Ingrid Vikøren;
Omtvedt, Line Aanerud;
Strand, Berit Løkensgard;
Aachmann, Finn Lillelund;
Schatz, Christophe;
Christensen, Bjørn E..
(2021)
Carbohydr Polym Special Issue Invited contribution: Click chemistry for block polysaccharides with dihydrazide and dioxyamine linkers - A review.
Carbohydrate Polymers.
Vitenskapelig oversiktsartikkel/review
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Tafjord, Joakim;
Rytter, Erling;
Holmen, Anders;
Myrstad, Rune;
Svenum, Ingeborg-Helene;
Christensen, Bjørn E.;
Yang, Jia.
(2021)
Transition-Metal Nanoparticle Catalysts Anchored on Carbon Supports via Short-Chain Alginate Linkers.
ACS Applied Nano Materials.
volum 4 (4).
Vitenskapelig artikkel
2020
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Christensen, Bjørn E..
(2020)
Recent trends in carbohydrate chemistry. Synthesis, structure and functions of carbohydrates Vol. 1-2.
Elsevier. 2020. ISBN 978-0-12-817467-8.
Vitenskapelig antologi/Konferanseserie
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Dalheim, Marianne Øksnes;
Christensen, Bjørn E.;
Comesse, Sébastien;
Renou, Frédéric.
(2020)
Modification of xanthan in the ordered and disordered states.
Recent trends in carbohydrate chemistry. Synthesis, structure and functions of carbohydrates Vol. 1-2.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
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Mo, Ingrid Vikøren;
Dalheim, Marianne Øksnes;
Aachmann, Finn Lillelund;
Schatz, Christophe;
Christensen, Bjørn E..
(2020)
2,5-Anhydro-d-Mannose End-Functionalized Chitin Oligomers Activated by Dioxyamines or Dihydrazides as Precursors of Diblock Oligosaccharides.
Biomacromolecules.
volum 21 (7).
Vitenskapelig artikkel
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Mo, Ingrid Vikøren;
Feng, Yiming;
Dalheim, Marianne Øksnes;
Solberg, Amalie;
Aachmann, Finn Lillelund;
Schatz, Christophe;
Christensen, Bjørn E..
(2020)
Activation of enzymatically produced chitooligosaccharides by dioxyamines and dihydrazides.
Carbohydrate Polymers.
volum 232.
Vitenskapelig artikkel
2019
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Kucko, Nathan W.;
Li, Wenliang;
Martinez, Marcela A. Garcia;
Rehman, Ihtesham ur;
Ulset, Ann-Sissel Teialeret;
Christensen, Bjørn E.;
Leeuwenburgh, Sander C.G.;
Herber, Ralf-Peter.
(2019)
Sterilization effects on the handling and degradation properties of calcium phosphate cements containing poly (D,L-lactic-co-glycolic acid) porogens and carboxymethyl cellulose.
Journal of Biomedical Materials Research. Part B - Applied biomaterials.
volum 107 (7).
Vitenskapelig artikkel
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Stender, Emil GP;
Andersen, Christian Dybdahl;
Fredslund, Folmer;
Holck, Jesper;
Solberg, Amalie;
Teze, David;
Peters, Gunther HJ;
Christensen, Bjørn E.;
Aachmann, Finn Lillelund;
Welner, Ditte H;
Svensson, Birte.
(2019)
Structural and functional aspects of mannuronic acid–specific PL6 alginate lyase from the human gut microbe Bacteroides cellulosilyticus.
Journal of Biological Chemistry.
volum 294 (47).
Vitenskapelig artikkel
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Tomofuji, Yu;
Yoshiba, Kazuto;
Christensen, Bjørn E.;
Terao, Ken.
(2019)
Single-chain conformation of carboxylated schizophyllan, a triple helical polysaccharide, in dilute alkaline aqueous solution.
Polymer.
volum 185.
Vitenskapelig artikkel
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Yoshiba, Kazuto;
Saheki, Toshihiko;
Christensen, Bjørn E.;
Dobashi, Toshiaki.
(2019)
Conformation and cooperative order-disorder transition in aqueous solutions of β-1,3-d-glucan with different degree of branching varied by the Smith degradation.
Biopolymers.
volum 110 (9).
Vitenskapelig artikkel
2018
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Christensen, Bjørn E.;
Strand, Sabina P.;
Basset, Coraline;
Kristiansen, Kåre Andre;
Ulset, Ann-Sissel Teialeret;
Ballance, Simon;
Granum, Per Einar.
(2018)
Macromolecular acidic coating increases shelf life by inhibition of bacterial growth.
International journal of food microbiology.
volum 285.
Vitenskapelig artikkel
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Yoshiba, Kazuto;
Dobashi, Toshiaki;
Ulset, Ann-Sissel Teialeret;
Christensen, Bjørn E..
(2018)
Cooperative Order−Disorder Transition of Carboxylated Schizophyllan in Water−Dimethylsulfoxide Mixtures.
Journal of Physical Chemistry B.
volum 122 (25).
Vitenskapelig artikkel
2017
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Dalheim, Marianne Øksnes;
Ulset, Ann-Sissel Teialeret;
Jenssen, Ina Beate;
Christensen, Bjørn E..
(2017)
Degradation kinetics of peptide-coupled alginates prepared via the periodate oxidation reductive amination route.
Carbohydrate Polymers.
volum 157.
Vitenskapelig artikkel
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Wold, Christian Winther;
Kjeldsen, Christian;
Corthay, Alexandre;
Rise, Frode;
Christensen, Bjørn E.;
Duus, Jens Øllgaard;
Inngjerdingen, Kari Tvete.
(2017)
Structural characterization of bioactive heteropolysaccharides from the medicinal fungus Inonotus obliquus (Chaga).
Carbohydrate Polymers.
volum 185.
Vitenskapelig artikkel
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Yoshiba, Kazuto;
Okamoto, Satoka;
Dobashi, Toshiaki;
Oku, Hiroyuki;
Christensen, Bjørn E.;
Sato, Takahiro.
(2017)
Effects of carboxylation of the side chains on the order-disorder transition in aqueous solution of schizophyllan, a triple helical polysaccharide.
Carbohydrate Polymers.
volum 168.
Vitenskapelig artikkel
2016
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Dalheim, Marianne Øksnes;
Arnfinnsdottir, Nina Bjørk;
Widmalm, Göran;
Christensen, Bjørn E..
(2016)
The size and shape of three water-soluble, non-ionic polysaccharides produced by lactic acid bacteria: A comparative study.
Carbohydrate Polymers.
volum 142.
Vitenskapelig artikkel
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Dalheim, Marianne Øksnes;
Vanacker, Julie;
Najmi, Maryam A.;
Aachmann, Finn Lillelund;
Strand, Berit Løkensgard;
Christensen, Bjørn E..
(2016)
Efficient functionalization of alginate biomaterials.
Biomaterials.
volum 80.
Vitenskapelig artikkel
2015
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Rieder, Anne;
Knutsen, Svein Halvor;
Ulset, Ann-Sissel Teialeret;
Christensen, Bjørn E.;
Andersson, Roger;
Mikkelson, Atte;
Tuomainen, Päivi;
Maina, Ndegwa;
Ballance, Simon.
(2015)
Inter-laboratory evaluation of SEC-post-column calcofluor for determination of the weight-average molar mass of cereal β-glucan.
Carbohydrate Polymers.
volum 124.
Vitenskapelig artikkel
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Yoshiba, Kazuto;
Sato, Takahiro;
Osumi, Takaaki;
Ulset, Ann-Sissel Teialeret;
Christensen, Bjørn E..
(2015)
Conformation of carboxylated schizophyllan in aqueous solution.
Carbohydrate Polymers.
volum 134.
Vitenskapelig artikkel
2014
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Andersen, Therese;
Markussen, Christine;
Dornish, John Michael;
Heier-Baardson, Helene;
Melvik, Jan Egil;
Alsberg, Eben;
Christensen, Bjørn E..
(2014)
In situ gelation for cell immobilization and culture in alginate foam scaffolds.
Tissue Engineering Part A.
volum 20 (3-4).
Vitenskapelig artikkel
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Andersen, Therese;
Melvik, Jan Egil;
Gåserød, Olav;
Alsberg, Eben;
Christensen, Bjørn E..
(2014)
Ionically gelled alginate foams: Physical properties controlled by type, amount and source of gelling ions.
Carbohydrate Polymers.
volum 99.
Vitenskapelig artikkel
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Austarheim, Ingvild;
Christensen, Bjørn E.;
Aas, Hoai Thi Nguyen;
Thöle, Christian;
Diallo, Drissa;
Paulsen, Berit Smestad.
(2014)
Chemical characterization and complement fixation of pectins from Cola cordifolia leaves.
Carbohydrate Polymers.
volum 102 (1).
Vitenskapelig artikkel
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Cardoso, DA;
Ulset, Ann-Sissel Teialeret;
Bender, Johan;
Jansen, John A;
Christensen, Bjørn E.;
Leeuwenburgh, Sander.
(2014)
Effects of physical and chemical treatments on the molecular weight and degradation of alginate-hydroxyapatite composites.
Macromolecular Bioscience.
volum 14 (6).
Vitenskapelig artikkel
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Courtade, Gaston;
Christensen, Bjørn E.;
Ulset, Ann-Sissel Teialeret.
(2014)
Video demonstration of Biopolymers lab exercises.
NTNU. 2014.
Digitale læremidler
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Ulset, Ann-Sissel Teialeret;
Mori, Hideki;
Dalheim, Marianne Øksnes;
Hara, Masayuki;
Christensen, Bjørn E..
(2014)
Influence of amino acids, buffers, and pH on the γ-irradiation-induced degradation of alginates.
Biomacromolecules.
volum 15 (12).
Vitenskapelig artikkel
2013
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Kelesoglu, Murside Kes;
Christensen, Bjørn E..
(2013)
Degradation of cellulosic insulation in power transformers: a SEC-MALLS study of artificially aged transformer papers.
Cellulose.
volum 20 (4).
Vitenskapelig artikkel
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Kelesoglu, Murside Kes;
Christensen, Bjørn Erik.
(2013)
A re-investigation of the Mark-Houwink-Sakurada parameters for cellulose in Cuen: A study based on size-exclusion chromatography combined with multi-angle light scattering and viscometry.
Journal of Chromatography A.
volum 1281.
Vitenskapelig artikkel
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Kes, Murside;
Christensen, Bjørn Erik;
Moe, Størker T..
(2013)
Ageing of Cellulosic Insulations in Transformer Oil.
2013. ISBN 978-82-471-4260-8. Doktoravhandlinger ved NTNU (80).
Doktorgradsavhandling
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Kristiansen, Kåre Andre;
Dalheim, Marianne Øksnes;
Christensen, Bjørn E..
(2013)
Periodate oxidation and macromolecular compaction of hyaluronan.
Pure and Applied Chemistry.
volum 85 (9).
Vitenskapelig artikkel
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Qin, Fen;
Kelesoglu, Murside Kes;
Christensen, Bjørn E..
(2013)
A study of bioactive, branched (1→3)-b-d-glucans in dimethylacetamide/LiCl and dimethyl sulphoxide/LiCl using size-exclusion chromatography with multi-angle light scattering detection.
Journal of Chromatography A.
volum 1305.
Vitenskapelig artikkel
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Qin, Fen;
Sletmoen, Marit;
Stokke, Bjørn Torger;
Christensen, Bjørn Erik.
(2013)
Higher order structures of a bioactive, water-soluble (1→3)-b-d-glucan derived from Saccharomyces cerevisiae.
Carbohydrate Polymers.
volum 92 (2).
Vitenskapelig artikkel
2012
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Andersen, Therese;
Melvik, Jan Egil;
Gåserød, Olav;
Alsberg, Eben;
Christensen, Bjørn Erik.
(2012)
Ionically Gelled Alginate Foams: Physical Properties Controlled by Operational and Macromolecular Parameters.
Biomacromolecules.
volum 13 (11).
Vitenskapelig artikkel
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Andersen, Therese;
Strand, Berit Løkensgard;
Formo, Kjetil Ødegård;
Alsberg, Eben;
Christensen, Bjørn Erik.
(2012)
Alginates as biomaterials in tissue engineering.
Carbohydrate Chemistry - Chemical and Biological Approaches.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
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Austarheim, Ingvild;
Christensen, Bjørn Erik;
Hegna, Ida Kristin;
Petersen, Bent O.;
Duus, Jens O;
Bye, Ragnar;
Michaelsen, Terje Einar;
Diallo, Drissa;
Inngjerdingen, Marit;
Paulsen, Berit Smestad.
(2012)
Chemical and biological characterization of pectin-like polysaccharides from the bark of the Malian medicinal tree Cola cordifolia.
Carbohydrate Polymers.
volum 89 (1).
Vitenskapelig artikkel
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Ballance, Simon;
Kristiansen, Kåre Andre;
Skogaker, Nan E Tostrup;
Tvedt, Kåre E;
Christensen, Bjørn Erik.
(2012)
The localisation of pectin in Sphagnum moss leaves and its role in preservation.
Carbohydrate Polymers.
volum 87 (2).
Vitenskapelig artikkel
-
Qin, Fen;
Aachmann, Finn Lillelund;
Christensen, Bjørn Erik.
(2012)
Chain length distribution and aggregation of branched (1→3)-b-D-glucans from Saccharomyces cerevisae.
Carbohydrate Polymers.
volum 90 (2).
Vitenskapelig artikkel
2011
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Kristiansen, Kåre Andre;
Tomren, Henrik Berg;
Christensen, Bjørn Erik.
(2011)
Periodate oxidized alginates: Depolymerization kinetics.
Carbohydrate Polymers.
volum 86 (4).
Vitenskapelig artikkel
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Liland, Knut Brede;
Kes, Murside;
Ese, Marit-Helen;
Lundgaard, Lars Esben;
Christensen, Bjørn Erik.
(2011)
Study of Oxidation and Hydrolysis of Oil Impregnated Paper Insulation for Transformers using a Microcalorimeter.
IEEE transactions on dielectrics and electrical insulation.
volum 18 (6).
Vitenskapelig artikkel
-
Mellegård, Hilde;
From, Cecilie;
Christensen, Bjørn Erik;
Granum, Per Einar.
(2011)
Inhibition of Bacillus cereus spore outgrowth and multiplication by chitosan.
International journal of food microbiology.
volum 149 (3).
Vitenskapelig artikkel
-
Mellegård, Hilde;
Kovács, Ákos T.;
Lindback, Toril;
Christensen, Bjørn Erik;
Kuipers, Oscar P.;
Granum, Per Einar.
(2011)
Transcriptional responses of Bacillus cereus towards challenges with the polysaccharide chitosan.
PLOS ONE.
volum 6 (9).
Vitenskapelig artikkel
-
Mellegård, Hilde;
Strand, Sabina P.;
Christensen, Bjørn Erik;
Granum, Per Einar;
Hardy, Simon P..
(2011)
Antibacterial activity of chemically defined chitosans: Influence of molecular weight, degree of acetylation and test organism.
International journal of food microbiology.
volum 148 (1).
Vitenskapelig artikkel
-
Suzuki, Shiho;
Christensen, Bjørn Erik;
Kitamura, Shinichi.
(2011)
Effect of mannuronate content and molecular weight of alginates on intestinal immunological activity through Peyer’s patch cells of C3H/HeJ mice.
Carbohydrate Polymers.
volum 83 (2).
Vitenskapelig artikkel
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Tømmeraas, Kristoffer;
Strand, Sabina P.;
Christensen, Bjørn Erik;
Smidsrød, Olav;
Vårum, Kjell Morten.
(2011)
Preparation and characterization of branched chitosans.
Carbohydrate Polymers.
volum 83 (4).
Vitenskapelig artikkel
2010
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Chytil, Martin;
Strand, Sabina P.;
Christensen, Bjørn Erik;
Pekar, Miloslav.
(2010)
Calorimetric and light scattering study of interactions and macromolecular properties of native and hydrophobically modified hyaluronan.
Carbohydrate Polymers.
volum 81 (4).
Vitenskapelig artikkel
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Hara, Masayuki;
Koshimizu, Naoki;
Yoshida, Mayumi;
Haug, Ingvild;
Ulset, Ann-Sissel Teialeret;
Christensen, Bjørn Erik.
(2010)
Cross-Linking and Depolymerisation of gamma-Irradiated Fish Gelatin and Porcine Gelatin Studied by SEC-MALLS and SDS-PAGE: A Comparative Study.
Journal of Biomaterials Science. Polymer Edition.
volum 21 (6-7).
Vitenskapelig artikkel
-
Kristiansen, Kåre Andre;
Potthast, Antje;
Christensen, Bjørn Erik.
(2010)
Periodate oxidation of polysaccharides for modification of chemical and physical properties.
Carbohydrate Research.
volum 345 (10).
Vitenskapelig artikkel
2009
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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.
volum 344.
Vitenskapelig artikkel
-
Kristiansen, Kåre Andre;
Ballance, Simon;
Potthast, A;
Christensen, Bjørn Erik.
(2009)
An evaluation of tritium and fluorescence labelling combined with multi-detector SEC for the detection of carbonyl groups in polysaccharides.
Carbohydrate Polymers.
volum 76 (2).
Vitenskapelig artikkel
-
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.
volum 77 (4).
Vitenskapelig artikkel
-
Stalheim, Torunn;
Ballance, Simon;
Christensen, Bjørn Erik;
Granum, P.E..
(2009)
Sphagnan – a pectin-like polymer isolated from Sphagnum moss can inhibit the growth of some typical food spoilage and food poisoning bacteria by lowering the pH.
Journal of Applied Microbiology.
volum 106 (3).
Vitenskapelig artikkel
-
Stalheim, Torunn;
Ballance, Simon;
Christensen, Bjørn Erik;
Granum, Per Einar.
(2009)
Sphagnan - a pectin-like polymer isolated from Sphagnum moss can inhibit the growth of some typical food spoilage and food poisoning bacteria by lowering the pH.
Journal of Applied Microbiology.
volum 106 (3).
Vitenskapelig artikkel
2008
-
Ballance, Simon;
Kristiansen, Kåre Andre;
Holt, Jarle;
Christensen, Bjørn Erik.
(2008)
Interactions of polysaccharides extracted by mild acid hydrolysis from the leaves of Sphagnum papillosum with either phenylhydrazine, o-phenylenediamine and its oxidation products or collagen.
Carbohydrate Polymers.
volum 71.
Vitenskapelig artikkel
-
Christensen, Bjørn Erik;
Vold, Inger Mari Nygård;
Vårum, Kjell Morten.
(2008)
Chain stiffness and extension of chitosans and periodate oxidised chitosans studied by size-exclusion chromatography combined with light scattering and viscosity detectors.
Carbohydrate Polymers.
volum 74 (3).
Vitenskapelig artikkel
-
Steigedal, Magnus;
Sletta, Håvard;
Moreno, Soledad;
Mærk, Mali;
Christensen, Bjørn Erik;
Bjerkan, Tonje Marita;
Ellingsen, Trond Erling;
Espín, Guadalupe;
Ertesvåg, Helga;
Valla, Svein.
(2008)
The Azotobacter vinelandii AlgE mannuronan C-5-epimerase family is essential for the in vivo control of alginate monomer composition and for functional cyst formation.
Environmental Microbiology.
volum 10 (7).
Vitenskapelig artikkel
-
Strand, Sabina P.;
Issa, Mohamed M.;
Christensen, Bjørn Erik;
Vårum, Kjell Morten;
Artursson, Per.
(2008)
Tailoring of Chitosans for Gene Delivery: Novel Self-Branched Glycosylated Chitosan Oligomers with Improved Functional Properties.
Biomacromolecules.
volum 9 (11).
Vitenskapelig artikkel
2007
-
Ballance, Simon;
Borsheim, Knut Yngve;
Børsheim, Knut Yngve;
Inngjerdingen, Kari Tvete;
Ingjerdingen, Kari;
Paulsen, Berit Smestad;
Christensen, Bjørn Erik.
(2007)
A re-examination and partial characterisation of polysaccharides released by mild acid hydrolysis from the chlorite-treated leaves of Sphagnum papillosum.
Carbohydrate Polymers.
volum 67.
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.
volum 8.
Leder
-
Iotti, M.;
Fava, P.;
Ballance, Simon;
Christensen, Bjørn Erik;
Rustad, Turid.
(2007)
Absorbent pads for food trays made from Sphagnum moss.
Italian journal of food sciences.
Vitenskapelig artikkel
-
Salehi, Payam;
Walker, John;
Madsen, Karen L.;
Sigurdson, Grant T.;
Strand, Berit Løkensgard;
Christensen, Bjørn Erik;
Jewell, Laurence D.;
Churchill, Thomas A..
(2007)
Relationship between energetic stress and pro-apoptotic/cytoprotective kinase mechanisms in intestinal preservation.
Surgery.
volum 141 (6).
Vitenskapelig artikkel
2006
-
Gimmestad, Martin;
Steigedal, Magnus;
Ertesvåg, Helga;
Moreno, Soledad;
Christensen, Bjørn Erik;
Espín, Guadalupe;
Valla, Svein.
(2006)
Identification and characterization of an Azotobacter vinelandii type I secretion system responsible for export of the AlgE-Type mannuronan C-5-epimerases.
Journal of Bacteriology.
volum 188 (15).
Vitenskapelig artikkel
-
Issa, Mohamed M.;
Köping-Höggård, Magnus;
Tømmeraas, Kristoffer;
Vårum, Kjell Morten;
Christensen, Bjørn Erik;
Strand, Sabina P.;
Artursson, Per.
(2006)
Targeted gene delivery with trisaccharide-substituted chitosan oligomers in vitro and after lung administration in vivo.
Journal of Controlled Release.
volum 115.
Vitenskapelig artikkel
-
Stalheim, Torunn;
Ballance, Simon;
Børsheim, Knut Yngve;
Christensen, Bjørn Erik;
Granum, Per Einar.
(2006)
MICROBIOCIDAL ACTIVITY OF BIOPOLYMERS ISOLATED FROM SPHAGNUM PAPILLOSUM.
Fouling, Cleaning & Disinfection in Food Processing 2006 : proceedings of a conference. Cambridge 2006.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Vold, Inger Mari Nygård;
Kristiansen, Kåre Andre;
Christensen, Bjørn Erik.
(2006)
A study of the chain stiffness and extension of alginates, in vitro epimerized alginates, and periodate-oxidized alginates using size-exclusion chromatography combined with light scattering and viscosity detectors.
Biomacromolecules.
volum 7.
Vitenskapelig artikkel
2005
-
Bakkevig, Karianne;
Sletta, Håvard;
Gimmestad, Martin;
Aune, Randi;
Ertesvåg, Helga;
Degnes, Kristin;
Christensen, Bjørn Erik;
Ellingsen, Trond Erling;
Valla, Svein.
(2005)
Role of the Pseudomonas fluorescens alginate lyase (AlgL) in clearing the periplasm of alginates not exported to the extracellular environment.
Journal of Bacteriology.
volum 187 (24).
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.
volum 1093.
Vitenskapelig artikkel
-
Eikenes, Morten;
Alfredsen, Gry;
Christensen, Bjørn Erik;
Militz, Holger;
Solheim, Halvor.
(2005)
Comparison of chitosans with different molecular weights as possible wood preservatives.
Journal of Wood Science.
volum 51.
Vitenskapelig artikkel
-
Strand, Sabina P.;
Danielsen, Signe;
Christensen, Bjørn Erik;
Vårum, Kjell Morten.
(2005)
Influence of chitosan structure on the formation and stability of DNA-chitosan polyelectrolyte complexes.
Biomacromolecules.
volum 6.
Vitenskapelig artikkel
-
Sletmoen, Marit;
Christensen, Bjørn Erik;
Stokke, Bjørn Torger.
(2005)
Probing macromolecular architectures of nanosized cyclic structures of (1-3)-beta-D-glucans by AFM and SEC-MALLS.
Carbohydrate Research.
volum 340.
Vitenskapelig artikkel
-
Vold, Inger Mari Nygård;
Christensen, Bjørn Erik.
(2005)
Periodate oxidation of chitosans with different chemical compositions.
Carbohydrate Research.
volum 340.
Vitenskapelig artikkel
2004
-
Ballance, Simon;
Børsheim, Yngve;
Christensen, Bjørn Erik.
(2004)
A unique 5-keto sugar in the leaves of Sphagnum moss: A review of the evidence.
2004.
Vitenskapelig antologi/Konferanseserie
-
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.
volum 52.
Vitenskapelig artikkel
-
Campa, Cristiana;
Oust, Astrid;
Skjåk-Bræk, Gudmund;
Skjak-Braek, G;
Paulsen, Berit Smestad;
Paoletti, Sergio;
Christensen, Bjørn Erik;
Ballance, Simon.
(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.
volum 1026.
Vitenskapelig artikkel
-
Köping-Höggård, M.;
Vårum, Kjell Morten;
Issa, M.;
Danielsen, Signe;
Christensen, Bjørn Erik;
Stokke, Bjørn Torger;
Artursson, P..
(2004)
Improved chitosan-mediated gene delivery based on easily dissociated chitosan polyplexes of highly defined chitosan oligomers.
Gene Therapy.
volum 11.
Vitenskapelig artikkel
2003
-
Fredheim, Guro Elise;
Braaten, Svein Magne;
Christensen, Bjørn Erik.
(2003)
Comparison of molecular weight and molecular weight distributions of softwood and hardwood lignosulfonates.
Journal of wood chemistry and technology.
volum 23 (2).
Vitenskapelig artikkel
-
Fredheim, Guro Elise;
Christensen, Bjørn Erik.
(2003)
Polyelectrolyte complexes: Interactions between lignosulfonate and chitosan.
Biomacromolecules.
volum 4 (2).
Vitenskapelig artikkel
-
Fredheim, Guro Elise;
Braaten, Svein Magne;
Christensen, Bjørn Erik.
(2003)
Comparison of molecular weight and molecular weight distributions of softwood and hardwood lignosulfonates.
Journal of wood chemistry and technology.
volum 23 (2).
Vitenskapelig artikkel
-
Fredheim, Guro Elise;
Christensen, Bjørn Erik.
(2003)
Polyelectrolyte complexes: Interactions between lignosulfonate and chitosan.
Biomacromolecules.
volum 4 (2).
Vitenskapelig artikkel
2002
-
Fredheim, Guro Elise;
Braaten, Svein Magne;
Christensen, Bjørn Erik.
(2002)
Molecular weight determination of lignosulfonates by size-exclusion chromatography and multi-angle laser light scattering.
Journal of Chromatography A.
volum 942 (1-2).
Vitenskapelig artikkel
-
Tømmeraas, Kristoffer;
Köping-Höggård, M.;
Vårum, Kjell Morten;
Christensen, Bjørn Erik;
Artursson, P.;
Smidsrød, Olav.
(2002)
Preparation and characterisation of chitosans with oligosaccharide branches.
Carbohydrate Research.
volum 337.
Vitenskapelig artikkel
-
Fredheim, Guro Elise;
Braaten, Svein Magne;
Christensen, Bjørn Erik.
(2002)
Molecular weight determination of lignosulfonates by size-exclusion chromatography and multi-angle laser light scattering.
Journal of Chromatography A.
volum 942 (01.feb).
Vitenskapelig artikkel
2001
-
Christensen, Bjørn Erik;
Ertesvåg, Helga;
Beyenal, Haluk;
Lewandowski, Zbigniew.
(2001)
Resistance of biofilms containing alginate-producing bacteria to disintegration by an alginate degrading enzyme (AlgL).
Biofouling (Print).
volum 17.
Vitenskapelig artikkel
-
Christensen, Bjørn Erik;
Stokke, Bjørn Torger;
Aasprong, Einar.
(2001)
Gelation of periodate oxidised scleroglucan (scleraldehyde).
Carbohydrate Polymers.
volum 46.
Vitenskapelig artikkel
2000
-
Roubroeks, J. P.;
Mastromauro, D I.;
Andersson, R.;
Christensen, Bjørn Erik;
Åman, P..
(2000)
Molecular weight, structure, and shape of oat (1@h3),(1@h4)-_B-D-glucan fractions obtained by enzymatic degradation with lichenase.
Biomacromolecules.
volum 1 (4).
Vitenskapelig artikkel
-
Schult, Tove;
Moe, Størker;
Hjerde, Torgeir;
Christensen, Bjørn Erik.
(2000)
Size exclusion chromatography of cellulose dissolved in LiCl/DMAc using macroporous monodisperse poly(styrene-co-divinylbenzene) particles.
Journal of Liquid Chromatography & Related Technologies.
volum 23 (15).
Vitenskapelig artikkel
1999
-
Christensen, Bjørn Erik.
(1999)
Physical and chemical properties of extracellular polysaccharides associated with biofilms and related systems.
Microbial extracellular polymeric substances.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Hjerde, Torgeir;
Smidsrød, Olav;
Christensen, Bjørn Erik.
(1999)
Analysis of the conformational properties of _k- and _i-Carrageenan bysize-exclusion chromatography combined with low-angle laser light scattering.
Biopolymers.
volum 49.
Vitenskapelig artikkel
1998
-
Guo, Bo;
Elgsaeter, Arnljot;
Christensen, Bjørn Erik;
Stokke, Bjørn Torger.
(1998)
Sclerox-chitosan co-gels: Effects of charge density on swelling of gels in ionic aqueous solution and in poor solvents, and on the rehydration of dried gels.
Polymer gels and networks.
volum 6.
Vitenskapelig artikkel
-
Hjerde, Torgeir;
Smidsrød, Olav;
Stokke, Bjørn Torger;
Christensen, Bjørn Erik.
(1998)
Acid hydrolysis of k- and i-carrageenan in the disordered and ordered conformations : characterization of partially hydrolyzed samples and single-stranded oligomers released from the ordered structures.
Macromolecules.
volum 31 (6).
Vitenskapelig artikkel
-
Hjerde, Torgeir;
Stokke, Bjørn Torger;
Smidsrød, Olav;
Christensen, Bjørn Erik.
(1998)
Free-radical degradation of triple-stranded scleroglucan by hydrogen peroxide and ferrous ions.
Carbohydrate Polymers.
volum 37.
Vitenskapelig artikkel
-
Hjerde, Torgeir;
Stokke, Bjørn Torger;
Smidsrød, Olav;
Christensen, Bjørn Erik.
(1998)
Free-radical degradation of triple-stranded scleroglucan by hydrogen peroxide and ferrous ions.
Carbohydrate Polymers.
volum 37.
Vitenskapelig artikkel
-
Stokke, Bjørn Torger;
Christensen, Bjørn Erik;
Smidsrød, Olav.
(1998)
Macromolecular properties of xanthan.
Polysaccharides : structural diversity and functional versatility.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Stokke, Bjørn Torger;
Christensen, Bjørn Erik;
Smidsrød, Olav.
(1998)
Macromolecular properties of xanthan.
Polysaccharides. Structural diversity and functional versat ility.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Tidsskriftspublikasjoner
-
Ballance, Simon;
Lu, Yudong;
Zobel, Hanne;
Rieder, Anne;
Knutsen, Svein Halvor;
Dinu, Vlad T.;
Christensen, Bjørn E.;
Ulset, Ann-Sissel Teialeret;
Schmid, Marius;
Maina, Ndegwa;
Potthast, Antje;
Schiehser, Sonja;
Ellis, Peter R.;
Harding, Stephen Ernest.
(2022)
Inter-laboratory analysis of cereal beta-glucan extracts of nutritional importance: An evaluation of different methods for determining weight-average molecular weight and molecular weight distribution.
Food Hydrocolloids.
volum 127.
Vitenskapelig artikkel
-
Münster, Lukáš;
Capáková, Zdenka;
Humpolíček, Petr;
Kuřitka, Ivo;
Christensen, Bjørn E.;
Vícha, Jan.
(2022)
Dicarboxylated hyaluronate: Synthesis of a new, highly functionalized and biocompatible derivative.
Carbohydrate Polymers.
volum 292.
Vitenskapelig artikkel
-
Yoshiba, Kazuto;
Yasuda, Yota;
Christensen, Bjørn E.;
Kondo, Chisaki;
Miyazaki, Yuji;
Nakano, Motohiro.
(2022)
Association with Imidazole in the Cooperative Order–Disorder Transition in Aqueous Solution of Schizophyllan.
Langmuir.
volum 38.
Vitenskapelig artikkel
-
Mo, Ingrid Vikøren;
Schatz, Christophe;
Christensen, Bjørn E..
(2021)
Functionalisation of the non-reducing end of chitin by selective periodate oxidation: A new approach to form complex block polysaccharides and water-soluble chitin-based block polymers.
Carbohydrate Polymers.
volum 267.
Vitenskapelig artikkel
-
Solberg, Amalie;
Mo, Ingrid Vikøren;
Aachmann, Finn Lillelund;
Schatz, Christophe;
Christensen, Bjørn E..
(2021)
Alginate-based diblock polymers: preparation, characterization and Ca-induced self-assembly.
Polymer Chemistry.
volum 12 (38).
Vitenskapelig artikkel
-
Solberg, Amalie;
Mo, Ingrid Vikøren;
Omtvedt, Line Aanerud;
Strand, Berit Løkensgard;
Aachmann, Finn Lillelund;
Schatz, Christophe;
Christensen, Bjørn E..
(2021)
Carbohydr Polym Special Issue Invited contribution: Click chemistry for block polysaccharides with dihydrazide and dioxyamine linkers - A review.
Carbohydrate Polymers.
Vitenskapelig oversiktsartikkel/review
-
Tafjord, Joakim;
Rytter, Erling;
Holmen, Anders;
Myrstad, Rune;
Svenum, Ingeborg-Helene;
Christensen, Bjørn E.;
Yang, Jia.
(2021)
Transition-Metal Nanoparticle Catalysts Anchored on Carbon Supports via Short-Chain Alginate Linkers.
ACS Applied Nano Materials.
volum 4 (4).
Vitenskapelig artikkel
-
Mo, Ingrid Vikøren;
Dalheim, Marianne Øksnes;
Aachmann, Finn Lillelund;
Schatz, Christophe;
Christensen, Bjørn E..
(2020)
2,5-Anhydro-d-Mannose End-Functionalized Chitin Oligomers Activated by Dioxyamines or Dihydrazides as Precursors of Diblock Oligosaccharides.
Biomacromolecules.
volum 21 (7).
Vitenskapelig artikkel
-
Mo, Ingrid Vikøren;
Feng, Yiming;
Dalheim, Marianne Øksnes;
Solberg, Amalie;
Aachmann, Finn Lillelund;
Schatz, Christophe;
Christensen, Bjørn E..
(2020)
Activation of enzymatically produced chitooligosaccharides by dioxyamines and dihydrazides.
Carbohydrate Polymers.
volum 232.
Vitenskapelig artikkel
-
Kucko, Nathan W.;
Li, Wenliang;
Martinez, Marcela A. Garcia;
Rehman, Ihtesham ur;
Ulset, Ann-Sissel Teialeret;
Christensen, Bjørn E.;
Leeuwenburgh, Sander C.G.;
Herber, Ralf-Peter.
(2019)
Sterilization effects on the handling and degradation properties of calcium phosphate cements containing poly (D,L-lactic-co-glycolic acid) porogens and carboxymethyl cellulose.
Journal of Biomedical Materials Research. Part B - Applied biomaterials.
volum 107 (7).
Vitenskapelig artikkel
-
Stender, Emil GP;
Andersen, Christian Dybdahl;
Fredslund, Folmer;
Holck, Jesper;
Solberg, Amalie;
Teze, David;
Peters, Gunther HJ;
Christensen, Bjørn E.;
Aachmann, Finn Lillelund;
Welner, Ditte H;
Svensson, Birte.
(2019)
Structural and functional aspects of mannuronic acid–specific PL6 alginate lyase from the human gut microbe Bacteroides cellulosilyticus.
Journal of Biological Chemistry.
volum 294 (47).
Vitenskapelig artikkel
-
Tomofuji, Yu;
Yoshiba, Kazuto;
Christensen, Bjørn E.;
Terao, Ken.
(2019)
Single-chain conformation of carboxylated schizophyllan, a triple helical polysaccharide, in dilute alkaline aqueous solution.
Polymer.
volum 185.
Vitenskapelig artikkel
-
Yoshiba, Kazuto;
Saheki, Toshihiko;
Christensen, Bjørn E.;
Dobashi, Toshiaki.
(2019)
Conformation and cooperative order-disorder transition in aqueous solutions of β-1,3-d-glucan with different degree of branching varied by the Smith degradation.
Biopolymers.
volum 110 (9).
Vitenskapelig artikkel
-
Christensen, Bjørn E.;
Strand, Sabina P.;
Basset, Coraline;
Kristiansen, Kåre Andre;
Ulset, Ann-Sissel Teialeret;
Ballance, Simon;
Granum, Per Einar.
(2018)
Macromolecular acidic coating increases shelf life by inhibition of bacterial growth.
International journal of food microbiology.
volum 285.
Vitenskapelig artikkel
-
Yoshiba, Kazuto;
Dobashi, Toshiaki;
Ulset, Ann-Sissel Teialeret;
Christensen, Bjørn E..
(2018)
Cooperative Order−Disorder Transition of Carboxylated Schizophyllan in Water−Dimethylsulfoxide Mixtures.
Journal of Physical Chemistry B.
volum 122 (25).
Vitenskapelig artikkel
-
Dalheim, Marianne Øksnes;
Ulset, Ann-Sissel Teialeret;
Jenssen, Ina Beate;
Christensen, Bjørn E..
(2017)
Degradation kinetics of peptide-coupled alginates prepared via the periodate oxidation reductive amination route.
Carbohydrate Polymers.
volum 157.
Vitenskapelig artikkel
-
Wold, Christian Winther;
Kjeldsen, Christian;
Corthay, Alexandre;
Rise, Frode;
Christensen, Bjørn E.;
Duus, Jens Øllgaard;
Inngjerdingen, Kari Tvete.
(2017)
Structural characterization of bioactive heteropolysaccharides from the medicinal fungus Inonotus obliquus (Chaga).
Carbohydrate Polymers.
volum 185.
Vitenskapelig artikkel
-
Yoshiba, Kazuto;
Okamoto, Satoka;
Dobashi, Toshiaki;
Oku, Hiroyuki;
Christensen, Bjørn E.;
Sato, Takahiro.
(2017)
Effects of carboxylation of the side chains on the order-disorder transition in aqueous solution of schizophyllan, a triple helical polysaccharide.
Carbohydrate Polymers.
volum 168.
Vitenskapelig artikkel
-
Dalheim, Marianne Øksnes;
Arnfinnsdottir, Nina Bjørk;
Widmalm, Göran;
Christensen, Bjørn E..
(2016)
The size and shape of three water-soluble, non-ionic polysaccharides produced by lactic acid bacteria: A comparative study.
Carbohydrate Polymers.
volum 142.
Vitenskapelig artikkel
-
Dalheim, Marianne Øksnes;
Vanacker, Julie;
Najmi, Maryam A.;
Aachmann, Finn Lillelund;
Strand, Berit Løkensgard;
Christensen, Bjørn E..
(2016)
Efficient functionalization of alginate biomaterials.
Biomaterials.
volum 80.
Vitenskapelig artikkel
-
Rieder, Anne;
Knutsen, Svein Halvor;
Ulset, Ann-Sissel Teialeret;
Christensen, Bjørn E.;
Andersson, Roger;
Mikkelson, Atte;
Tuomainen, Päivi;
Maina, Ndegwa;
Ballance, Simon.
(2015)
Inter-laboratory evaluation of SEC-post-column calcofluor for determination of the weight-average molar mass of cereal β-glucan.
Carbohydrate Polymers.
volum 124.
Vitenskapelig artikkel
-
Yoshiba, Kazuto;
Sato, Takahiro;
Osumi, Takaaki;
Ulset, Ann-Sissel Teialeret;
Christensen, Bjørn E..
(2015)
Conformation of carboxylated schizophyllan in aqueous solution.
Carbohydrate Polymers.
volum 134.
Vitenskapelig artikkel
-
Andersen, Therese;
Markussen, Christine;
Dornish, John Michael;
Heier-Baardson, Helene;
Melvik, Jan Egil;
Alsberg, Eben;
Christensen, Bjørn E..
(2014)
In situ gelation for cell immobilization and culture in alginate foam scaffolds.
Tissue Engineering Part A.
volum 20 (3-4).
Vitenskapelig artikkel
-
Andersen, Therese;
Melvik, Jan Egil;
Gåserød, Olav;
Alsberg, Eben;
Christensen, Bjørn E..
(2014)
Ionically gelled alginate foams: Physical properties controlled by type, amount and source of gelling ions.
Carbohydrate Polymers.
volum 99.
Vitenskapelig artikkel
-
Austarheim, Ingvild;
Christensen, Bjørn E.;
Aas, Hoai Thi Nguyen;
Thöle, Christian;
Diallo, Drissa;
Paulsen, Berit Smestad.
(2014)
Chemical characterization and complement fixation of pectins from Cola cordifolia leaves.
Carbohydrate Polymers.
volum 102 (1).
Vitenskapelig artikkel
-
Cardoso, DA;
Ulset, Ann-Sissel Teialeret;
Bender, Johan;
Jansen, John A;
Christensen, Bjørn E.;
Leeuwenburgh, Sander.
(2014)
Effects of physical and chemical treatments on the molecular weight and degradation of alginate-hydroxyapatite composites.
Macromolecular Bioscience.
volum 14 (6).
Vitenskapelig artikkel
-
Ulset, Ann-Sissel Teialeret;
Mori, Hideki;
Dalheim, Marianne Øksnes;
Hara, Masayuki;
Christensen, Bjørn E..
(2014)
Influence of amino acids, buffers, and pH on the γ-irradiation-induced degradation of alginates.
Biomacromolecules.
volum 15 (12).
Vitenskapelig artikkel
-
Kelesoglu, Murside Kes;
Christensen, Bjørn E..
(2013)
Degradation of cellulosic insulation in power transformers: a SEC-MALLS study of artificially aged transformer papers.
Cellulose.
volum 20 (4).
Vitenskapelig artikkel
-
Kelesoglu, Murside Kes;
Christensen, Bjørn Erik.
(2013)
A re-investigation of the Mark-Houwink-Sakurada parameters for cellulose in Cuen: A study based on size-exclusion chromatography combined with multi-angle light scattering and viscometry.
Journal of Chromatography A.
volum 1281.
Vitenskapelig artikkel
-
Kristiansen, Kåre Andre;
Dalheim, Marianne Øksnes;
Christensen, Bjørn E..
(2013)
Periodate oxidation and macromolecular compaction of hyaluronan.
Pure and Applied Chemistry.
volum 85 (9).
Vitenskapelig artikkel
-
Qin, Fen;
Kelesoglu, Murside Kes;
Christensen, Bjørn E..
(2013)
A study of bioactive, branched (1→3)-b-d-glucans in dimethylacetamide/LiCl and dimethyl sulphoxide/LiCl using size-exclusion chromatography with multi-angle light scattering detection.
Journal of Chromatography A.
volum 1305.
Vitenskapelig artikkel
-
Qin, Fen;
Sletmoen, Marit;
Stokke, Bjørn Torger;
Christensen, Bjørn Erik.
(2013)
Higher order structures of a bioactive, water-soluble (1→3)-b-d-glucan derived from Saccharomyces cerevisiae.
Carbohydrate Polymers.
volum 92 (2).
Vitenskapelig artikkel
-
Andersen, Therese;
Melvik, Jan Egil;
Gåserød, Olav;
Alsberg, Eben;
Christensen, Bjørn Erik.
(2012)
Ionically Gelled Alginate Foams: Physical Properties Controlled by Operational and Macromolecular Parameters.
Biomacromolecules.
volum 13 (11).
Vitenskapelig artikkel
-
Austarheim, Ingvild;
Christensen, Bjørn Erik;
Hegna, Ida Kristin;
Petersen, Bent O.;
Duus, Jens O;
Bye, Ragnar;
Michaelsen, Terje Einar;
Diallo, Drissa;
Inngjerdingen, Marit;
Paulsen, Berit Smestad.
(2012)
Chemical and biological characterization of pectin-like polysaccharides from the bark of the Malian medicinal tree Cola cordifolia.
Carbohydrate Polymers.
volum 89 (1).
Vitenskapelig artikkel
-
Ballance, Simon;
Kristiansen, Kåre Andre;
Skogaker, Nan E Tostrup;
Tvedt, Kåre E;
Christensen, Bjørn Erik.
(2012)
The localisation of pectin in Sphagnum moss leaves and its role in preservation.
Carbohydrate Polymers.
volum 87 (2).
Vitenskapelig artikkel
-
Qin, Fen;
Aachmann, Finn Lillelund;
Christensen, Bjørn Erik.
(2012)
Chain length distribution and aggregation of branched (1→3)-b-D-glucans from Saccharomyces cerevisae.
Carbohydrate Polymers.
volum 90 (2).
Vitenskapelig artikkel
-
Kristiansen, Kåre Andre;
Tomren, Henrik Berg;
Christensen, Bjørn Erik.
(2011)
Periodate oxidized alginates: Depolymerization kinetics.
Carbohydrate Polymers.
volum 86 (4).
Vitenskapelig artikkel
-
Liland, Knut Brede;
Kes, Murside;
Ese, Marit-Helen;
Lundgaard, Lars Esben;
Christensen, Bjørn Erik.
(2011)
Study of Oxidation and Hydrolysis of Oil Impregnated Paper Insulation for Transformers using a Microcalorimeter.
IEEE transactions on dielectrics and electrical insulation.
volum 18 (6).
Vitenskapelig artikkel
-
Mellegård, Hilde;
From, Cecilie;
Christensen, Bjørn Erik;
Granum, Per Einar.
(2011)
Inhibition of Bacillus cereus spore outgrowth and multiplication by chitosan.
International journal of food microbiology.
volum 149 (3).
Vitenskapelig artikkel
-
Mellegård, Hilde;
Kovács, Ákos T.;
Lindback, Toril;
Christensen, Bjørn Erik;
Kuipers, Oscar P.;
Granum, Per Einar.
(2011)
Transcriptional responses of Bacillus cereus towards challenges with the polysaccharide chitosan.
PLOS ONE.
volum 6 (9).
Vitenskapelig artikkel
-
Mellegård, Hilde;
Strand, Sabina P.;
Christensen, Bjørn Erik;
Granum, Per Einar;
Hardy, Simon P..
(2011)
Antibacterial activity of chemically defined chitosans: Influence of molecular weight, degree of acetylation and test organism.
International journal of food microbiology.
volum 148 (1).
Vitenskapelig artikkel
-
Suzuki, Shiho;
Christensen, Bjørn Erik;
Kitamura, Shinichi.
(2011)
Effect of mannuronate content and molecular weight of alginates on intestinal immunological activity through Peyer’s patch cells of C3H/HeJ mice.
Carbohydrate Polymers.
volum 83 (2).
Vitenskapelig artikkel
-
Tømmeraas, Kristoffer;
Strand, Sabina P.;
Christensen, Bjørn Erik;
Smidsrød, Olav;
Vårum, Kjell Morten.
(2011)
Preparation and characterization of branched chitosans.
Carbohydrate Polymers.
volum 83 (4).
Vitenskapelig artikkel
-
Chytil, Martin;
Strand, Sabina P.;
Christensen, Bjørn Erik;
Pekar, Miloslav.
(2010)
Calorimetric and light scattering study of interactions and macromolecular properties of native and hydrophobically modified hyaluronan.
Carbohydrate Polymers.
volum 81 (4).
Vitenskapelig artikkel
-
Hara, Masayuki;
Koshimizu, Naoki;
Yoshida, Mayumi;
Haug, Ingvild;
Ulset, Ann-Sissel Teialeret;
Christensen, Bjørn Erik.
(2010)
Cross-Linking and Depolymerisation of gamma-Irradiated Fish Gelatin and Porcine Gelatin Studied by SEC-MALLS and SDS-PAGE: A Comparative Study.
Journal of Biomaterials Science. Polymer Edition.
volum 21 (6-7).
Vitenskapelig artikkel
-
Kristiansen, Kåre Andre;
Potthast, Antje;
Christensen, Bjørn Erik.
(2010)
Periodate oxidation of polysaccharides for modification of chemical and physical properties.
Carbohydrate Research.
volum 345 (10).
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.
volum 344.
Vitenskapelig artikkel
-
Kristiansen, Kåre Andre;
Ballance, Simon;
Potthast, A;
Christensen, Bjørn Erik.
(2009)
An evaluation of tritium and fluorescence labelling combined with multi-detector SEC for the detection of carbonyl groups in polysaccharides.
Carbohydrate Polymers.
volum 76 (2).
Vitenskapelig artikkel
-
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.
volum 77 (4).
Vitenskapelig artikkel
-
Stalheim, Torunn;
Ballance, Simon;
Christensen, Bjørn Erik;
Granum, P.E..
(2009)
Sphagnan – a pectin-like polymer isolated from Sphagnum moss can inhibit the growth of some typical food spoilage and food poisoning bacteria by lowering the pH.
Journal of Applied Microbiology.
volum 106 (3).
Vitenskapelig artikkel
-
Stalheim, Torunn;
Ballance, Simon;
Christensen, Bjørn Erik;
Granum, Per Einar.
(2009)
Sphagnan - a pectin-like polymer isolated from Sphagnum moss can inhibit the growth of some typical food spoilage and food poisoning bacteria by lowering the pH.
Journal of Applied Microbiology.
volum 106 (3).
Vitenskapelig artikkel
-
Ballance, Simon;
Kristiansen, Kåre Andre;
Holt, Jarle;
Christensen, Bjørn Erik.
(2008)
Interactions of polysaccharides extracted by mild acid hydrolysis from the leaves of Sphagnum papillosum with either phenylhydrazine, o-phenylenediamine and its oxidation products or collagen.
Carbohydrate Polymers.
volum 71.
Vitenskapelig artikkel
-
Christensen, Bjørn Erik;
Vold, Inger Mari Nygård;
Vårum, Kjell Morten.
(2008)
Chain stiffness and extension of chitosans and periodate oxidised chitosans studied by size-exclusion chromatography combined with light scattering and viscosity detectors.
Carbohydrate Polymers.
volum 74 (3).
Vitenskapelig artikkel
-
Steigedal, Magnus;
Sletta, Håvard;
Moreno, Soledad;
Mærk, Mali;
Christensen, Bjørn Erik;
Bjerkan, Tonje Marita;
Ellingsen, Trond Erling;
Espín, Guadalupe;
Ertesvåg, Helga;
Valla, Svein.
(2008)
The Azotobacter vinelandii AlgE mannuronan C-5-epimerase family is essential for the in vivo control of alginate monomer composition and for functional cyst formation.
Environmental Microbiology.
volum 10 (7).
Vitenskapelig artikkel
-
Strand, Sabina P.;
Issa, Mohamed M.;
Christensen, Bjørn Erik;
Vårum, Kjell Morten;
Artursson, Per.
(2008)
Tailoring of Chitosans for Gene Delivery: Novel Self-Branched Glycosylated Chitosan Oligomers with Improved Functional Properties.
Biomacromolecules.
volum 9 (11).
Vitenskapelig artikkel
-
Ballance, Simon;
Borsheim, Knut Yngve;
Børsheim, Knut Yngve;
Inngjerdingen, Kari Tvete;
Ingjerdingen, Kari;
Paulsen, Berit Smestad;
Christensen, Bjørn Erik.
(2007)
A re-examination and partial characterisation of polysaccharides released by mild acid hydrolysis from the chlorite-treated leaves of Sphagnum papillosum.
Carbohydrate Polymers.
volum 67.
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.
volum 8.
Leder
-
Iotti, M.;
Fava, P.;
Ballance, Simon;
Christensen, Bjørn Erik;
Rustad, Turid.
(2007)
Absorbent pads for food trays made from Sphagnum moss.
Italian journal of food sciences.
Vitenskapelig artikkel
-
Salehi, Payam;
Walker, John;
Madsen, Karen L.;
Sigurdson, Grant T.;
Strand, Berit Løkensgard;
Christensen, Bjørn Erik;
Jewell, Laurence D.;
Churchill, Thomas A..
(2007)
Relationship between energetic stress and pro-apoptotic/cytoprotective kinase mechanisms in intestinal preservation.
Surgery.
volum 141 (6).
Vitenskapelig artikkel
-
Gimmestad, Martin;
Steigedal, Magnus;
Ertesvåg, Helga;
Moreno, Soledad;
Christensen, Bjørn Erik;
Espín, Guadalupe;
Valla, Svein.
(2006)
Identification and characterization of an Azotobacter vinelandii type I secretion system responsible for export of the AlgE-Type mannuronan C-5-epimerases.
Journal of Bacteriology.
volum 188 (15).
Vitenskapelig artikkel
-
Issa, Mohamed M.;
Köping-Höggård, Magnus;
Tømmeraas, Kristoffer;
Vårum, Kjell Morten;
Christensen, Bjørn Erik;
Strand, Sabina P.;
Artursson, Per.
(2006)
Targeted gene delivery with trisaccharide-substituted chitosan oligomers in vitro and after lung administration in vivo.
Journal of Controlled Release.
volum 115.
Vitenskapelig artikkel
-
Vold, Inger Mari Nygård;
Kristiansen, Kåre Andre;
Christensen, Bjørn Erik.
(2006)
A study of the chain stiffness and extension of alginates, in vitro epimerized alginates, and periodate-oxidized alginates using size-exclusion chromatography combined with light scattering and viscosity detectors.
Biomacromolecules.
volum 7.
Vitenskapelig artikkel
-
Bakkevig, Karianne;
Sletta, Håvard;
Gimmestad, Martin;
Aune, Randi;
Ertesvåg, Helga;
Degnes, Kristin;
Christensen, Bjørn Erik;
Ellingsen, Trond Erling;
Valla, Svein.
(2005)
Role of the Pseudomonas fluorescens alginate lyase (AlgL) in clearing the periplasm of alginates not exported to the extracellular environment.
Journal of Bacteriology.
volum 187 (24).
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.
volum 1093.
Vitenskapelig artikkel
-
Eikenes, Morten;
Alfredsen, Gry;
Christensen, Bjørn Erik;
Militz, Holger;
Solheim, Halvor.
(2005)
Comparison of chitosans with different molecular weights as possible wood preservatives.
Journal of Wood Science.
volum 51.
Vitenskapelig artikkel
-
Strand, Sabina P.;
Danielsen, Signe;
Christensen, Bjørn Erik;
Vårum, Kjell Morten.
(2005)
Influence of chitosan structure on the formation and stability of DNA-chitosan polyelectrolyte complexes.
Biomacromolecules.
volum 6.
Vitenskapelig artikkel
-
Sletmoen, Marit;
Christensen, Bjørn Erik;
Stokke, Bjørn Torger.
(2005)
Probing macromolecular architectures of nanosized cyclic structures of (1-3)-beta-D-glucans by AFM and SEC-MALLS.
Carbohydrate Research.
volum 340.
Vitenskapelig artikkel
-
Vold, Inger Mari Nygård;
Christensen, Bjørn Erik.
(2005)
Periodate oxidation of chitosans with different chemical compositions.
Carbohydrate Research.
volum 340.
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.
volum 52.
Vitenskapelig artikkel
-
Campa, Cristiana;
Oust, Astrid;
Skjåk-Bræk, Gudmund;
Skjak-Braek, G;
Paulsen, Berit Smestad;
Paoletti, Sergio;
Christensen, Bjørn Erik;
Ballance, Simon.
(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.
volum 1026.
Vitenskapelig artikkel
-
Köping-Höggård, M.;
Vårum, Kjell Morten;
Issa, M.;
Danielsen, Signe;
Christensen, Bjørn Erik;
Stokke, Bjørn Torger;
Artursson, P..
(2004)
Improved chitosan-mediated gene delivery based on easily dissociated chitosan polyplexes of highly defined chitosan oligomers.
Gene Therapy.
volum 11.
Vitenskapelig artikkel
-
Fredheim, Guro Elise;
Braaten, Svein Magne;
Christensen, Bjørn Erik.
(2003)
Comparison of molecular weight and molecular weight distributions of softwood and hardwood lignosulfonates.
Journal of wood chemistry and technology.
volum 23 (2).
Vitenskapelig artikkel
-
Fredheim, Guro Elise;
Christensen, Bjørn Erik.
(2003)
Polyelectrolyte complexes: Interactions between lignosulfonate and chitosan.
Biomacromolecules.
volum 4 (2).
Vitenskapelig artikkel
-
Fredheim, Guro Elise;
Braaten, Svein Magne;
Christensen, Bjørn Erik.
(2003)
Comparison of molecular weight and molecular weight distributions of softwood and hardwood lignosulfonates.
Journal of wood chemistry and technology.
volum 23 (2).
Vitenskapelig artikkel
-
Fredheim, Guro Elise;
Christensen, Bjørn Erik.
(2003)
Polyelectrolyte complexes: Interactions between lignosulfonate and chitosan.
Biomacromolecules.
volum 4 (2).
Vitenskapelig artikkel
-
Fredheim, Guro Elise;
Braaten, Svein Magne;
Christensen, Bjørn Erik.
(2002)
Molecular weight determination of lignosulfonates by size-exclusion chromatography and multi-angle laser light scattering.
Journal of Chromatography A.
volum 942 (1-2).
Vitenskapelig artikkel
-
Tømmeraas, Kristoffer;
Köping-Höggård, M.;
Vårum, Kjell Morten;
Christensen, Bjørn Erik;
Artursson, P.;
Smidsrød, Olav.
(2002)
Preparation and characterisation of chitosans with oligosaccharide branches.
Carbohydrate Research.
volum 337.
Vitenskapelig artikkel
-
Fredheim, Guro Elise;
Braaten, Svein Magne;
Christensen, Bjørn Erik.
(2002)
Molecular weight determination of lignosulfonates by size-exclusion chromatography and multi-angle laser light scattering.
Journal of Chromatography A.
volum 942 (01.feb).
Vitenskapelig artikkel
-
Christensen, Bjørn Erik;
Ertesvåg, Helga;
Beyenal, Haluk;
Lewandowski, Zbigniew.
(2001)
Resistance of biofilms containing alginate-producing bacteria to disintegration by an alginate degrading enzyme (AlgL).
Biofouling (Print).
volum 17.
Vitenskapelig artikkel
-
Christensen, Bjørn Erik;
Stokke, Bjørn Torger;
Aasprong, Einar.
(2001)
Gelation of periodate oxidised scleroglucan (scleraldehyde).
Carbohydrate Polymers.
volum 46.
Vitenskapelig artikkel
-
Roubroeks, J. P.;
Mastromauro, D I.;
Andersson, R.;
Christensen, Bjørn Erik;
Åman, P..
(2000)
Molecular weight, structure, and shape of oat (1@h3),(1@h4)-_B-D-glucan fractions obtained by enzymatic degradation with lichenase.
Biomacromolecules.
volum 1 (4).
Vitenskapelig artikkel
-
Schult, Tove;
Moe, Størker;
Hjerde, Torgeir;
Christensen, Bjørn Erik.
(2000)
Size exclusion chromatography of cellulose dissolved in LiCl/DMAc using macroporous monodisperse poly(styrene-co-divinylbenzene) particles.
Journal of Liquid Chromatography & Related Technologies.
volum 23 (15).
Vitenskapelig artikkel
-
Hjerde, Torgeir;
Smidsrød, Olav;
Christensen, Bjørn Erik.
(1999)
Analysis of the conformational properties of _k- and _i-Carrageenan bysize-exclusion chromatography combined with low-angle laser light scattering.
Biopolymers.
volum 49.
Vitenskapelig artikkel
-
Guo, Bo;
Elgsaeter, Arnljot;
Christensen, Bjørn Erik;
Stokke, Bjørn Torger.
(1998)
Sclerox-chitosan co-gels: Effects of charge density on swelling of gels in ionic aqueous solution and in poor solvents, and on the rehydration of dried gels.
Polymer gels and networks.
volum 6.
Vitenskapelig artikkel
-
Hjerde, Torgeir;
Smidsrød, Olav;
Stokke, Bjørn Torger;
Christensen, Bjørn Erik.
(1998)
Acid hydrolysis of k- and i-carrageenan in the disordered and ordered conformations : characterization of partially hydrolyzed samples and single-stranded oligomers released from the ordered structures.
Macromolecules.
volum 31 (6).
Vitenskapelig artikkel
-
Hjerde, Torgeir;
Stokke, Bjørn Torger;
Smidsrød, Olav;
Christensen, Bjørn Erik.
(1998)
Free-radical degradation of triple-stranded scleroglucan by hydrogen peroxide and ferrous ions.
Carbohydrate Polymers.
volum 37.
Vitenskapelig artikkel
-
Hjerde, Torgeir;
Stokke, Bjørn Torger;
Smidsrød, Olav;
Christensen, Bjørn Erik.
(1998)
Free-radical degradation of triple-stranded scleroglucan by hydrogen peroxide and ferrous ions.
Carbohydrate Polymers.
volum 37.
Vitenskapelig artikkel
Bøker
-
Christensen, Bjørn E..
(2020)
Recent trends in carbohydrate chemistry. Synthesis, structure and functions of carbohydrates Vol. 1-2.
Elsevier. 2020. ISBN 978-0-12-817467-8.
Vitenskapelig antologi/Konferanseserie
-
Ballance, Simon;
Børsheim, Yngve;
Christensen, Bjørn Erik.
(2004)
A unique 5-keto sugar in the leaves of Sphagnum moss: A review of the evidence.
2004.
Vitenskapelig antologi/Konferanseserie
Del av bok/rapport
-
Dalheim, Marianne Øksnes;
Christensen, Bjørn E.;
Comesse, Sébastien;
Renou, Frédéric.
(2020)
Modification of xanthan in the ordered and disordered states.
Recent trends in carbohydrate chemistry. Synthesis, structure and functions of carbohydrates Vol. 1-2.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Andersen, Therese;
Strand, Berit Løkensgard;
Formo, Kjetil Ødegård;
Alsberg, Eben;
Christensen, Bjørn Erik.
(2012)
Alginates as biomaterials in tissue engineering.
Carbohydrate Chemistry - Chemical and Biological Approaches.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Stalheim, Torunn;
Ballance, Simon;
Børsheim, Knut Yngve;
Christensen, Bjørn Erik;
Granum, Per Einar.
(2006)
MICROBIOCIDAL ACTIVITY OF BIOPOLYMERS ISOLATED FROM SPHAGNUM PAPILLOSUM.
Fouling, Cleaning & Disinfection in Food Processing 2006 : proceedings of a conference. Cambridge 2006.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Christensen, Bjørn Erik.
(1999)
Physical and chemical properties of extracellular polysaccharides associated with biofilms and related systems.
Microbial extracellular polymeric substances.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Stokke, Bjørn Torger;
Christensen, Bjørn Erik;
Smidsrød, Olav.
(1998)
Macromolecular properties of xanthan.
Polysaccharides : structural diversity and functional versatility.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Stokke, Bjørn Torger;
Christensen, Bjørn Erik;
Smidsrød, Olav.
(1998)
Macromolecular properties of xanthan.
Polysaccharides. Structural diversity and functional versat ility.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Rapport
-
Kes, Murside;
Christensen, Bjørn Erik;
Moe, Størker T..
(2013)
Ageing of Cellulosic Insulations in Transformer Oil.
2013. ISBN 978-82-471-4260-8. Doktoravhandlinger ved NTNU (80).
Doktorgradsavhandling
PRODUKT
-
Courtade, Gaston;
Christensen, Bjørn E.;
Ulset, Ann-Sissel Teialeret.
(2014)
Video demonstration of Biopolymers lab exercises.
NTNU. 2014.
Digitale læremidler
Undervisning
Emner
Formidling
2022
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Vitenskapelig foredragSolberg, Amalie; Schatz, Christophe; Christensen, Bjørn E.. (2022) Alginates – Physiochemical properties and state-of-the art applications. Materials from biomass - Summer school . Green Chemistry of Advanced Materials (GREENCAM), a collaboration between NTNU and University of Bucharest; Trondheim, Norway. 2022-09-12 - 2022-09-16.
2021
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Vitenskapelig foredragChristensen, Bjørn E.. (2021) BLOCK POLYSACCHARIDES BY TERMINAL BLOCK CONJUGATION. EPNOE 2021 . EPNOE; Nantes. 2021-10-11 - 2021-10-15.
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Vitenskapelig foredragChristensen, Bjørn E.. (2021) Block polysaccharides by terminal conjugation. Polysolvat-13 . Osaka University; Osaka. 2021-11-09 - 2021-11-12.
2019
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Faglig foredragChristensen, Bjørn E.. (2019) Plast og mikroplast: Uavklarte spørsmål og nye muligheter?. Tekna Biotec seminar . Tekna; NTNU. 2019-10-28 - 2019-10-28.
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Vitenskapelig foredragChristensen, Bjørn E.. (2019) Structure-function properties of polysaccharides studied by multidetector SEC. 6th EPNOE International Polysaccharide Conference . EPNOE; 2019-10-21 - 2019-10-25.
2018
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Faglig foredragChristensen, Bjørn E.. (2018) Alginates. Summer Course Glycosciences 15th European Training Course on Carbohydrates 24 – 28 June 2018, Wageningen, the Netherlands ; Wageningen. 2018-06-24 - 2018-06-28.
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Vitenskapelig foredragChristensen, Bjørn E.. (2018) Characterisation of polysaccharides. 10th Microencapsulation Training School . NTNU Bioencapsulation Research Group; Trondheim. 2018-09-18 - 2018-09-21.
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Faglig foredragChristensen, Bjørn E.. (2018) Characterising physicochemical properties of polysaccharides. Summer Course Glycosciences 15th European Training Course on Carbohydrates 24 – 28 June 2018, Wageningen, the Netherlands ; Wageningen. 2018-06-24 - 2018-06-28.
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Vitenskapelig foredragChristensen, Bjørn E.. (2018) ICS 2018: Polysaccharide Engineering: Lateral and terminal modification. 29th Int. Carbohydrate Symposium . ICO: Int. Carbohydrate Organization og Univ. Lisboa, Portuga; Lisboa. 2018-07-14 - 2018-07-19.
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Vitenskapelig foredragChristensen, Bjørn E.. (2018) Next generation polysaccharides. Gjesteforelesning . Ehime University. Japan; Matsuyama. 2018-11-30 - 2018-11-30.
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Vitenskapelig foredragChristensen, Bjørn E.. (2018) Next generation polysaccharides - Namba talk. Workshop on interdisciplinary approaches on carbohydrate engineering . Osaka Prefecture University; Namba. 2018-03-09 - 2018-03-09.
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Vitenskapelig foredragChristensen, Bjørn E.. (2018) Xanthan and Next generation polysaccharides. Seminar Osaka University . Osaka University (Prof. Takahiro Sato); Osaka University. 2018-03-13 - 2018-03-13.
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PosterMo, Ingrid Vikøren; Solberg, Amalie; Dalheim, Marianne Øksnes; Schatz, Christophe; Christensen, Bjørn E.. (2018) Modular block polysaccharides based on renewable resources. 12th SPSJ International Polymer Conference . The Society of Polymer Science, Japan; Hiroshima. 2018-12-04 - 2018-12-07.
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PosterMo, Ingrid Vikøren; Solberg, Amalie; Dalheim, Marianne Øksnes; Schatz, Christophe; Christensen, Bjørn E.. (2018) Modular block polysaccharides based on renewable resources (Poster). ICP 12 ; 2018-12-04 - 2018-12-07.
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PosterYoshiba, Kazuto; Tomufuji, Yu; Terao, Ken; Dobashi, Toshiaki; Christensen, Bjørn E.. (2018) Molecular conformation of carboxylated schizophyllan after the denaturation from SEC-MALS and SAXS measurements. 12th SPSJ International Polymer Conference . The Society of Polymer Science, Japan; Hiroshima. 2018-12-04 - 2018-12-07.
2017
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Vitenskapelig foredragChristensen, Bjørn E.. (2017) Alginates: Structure, function, and chemical modifications. 3ème Séminaire du GDR Symbiose . Cermav-CNRS/INRA, France; Montpellier. 2017-05-29 - 2017-06-01.
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Vitenskapelig foredragChristensen, Bjørn E.. (2017) Nex generation polysaccharides. Instituttseminar IBT . IBT, NTNU; IBT, NTNU. 2017-06-21 - 2017-06-21.
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Vitenskapelig foredragChristensen, Bjørn E.. (2017) Polysaccharide Engineering: Lateral and terminal functionalization - a few examples from recent research. Seminar Osaka Prefecture University . Osaka Prefecture University (Prof. S. Kitamura); Namba, Osaka. 2017-03-06 - 2017-03-06.
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Vitenskapelig foredragChristensen, Bjørn E.. (2017) Polysaccharide Engineering: Lateral and terminal substitutions (OL 135). 19th Eurocarb 2017 . ECO; Barcelona. 2017-07-02 - 2017-07-06.
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Vitenskapelig foredragChristensen, Bjørn E.; Dalheim, Marianne Øksnes; Vikøren Mo, Ingrid; Schatz, Christophe. (2017) POLYSACCHARIDE ENGINEERING: LATERAL AND TERMINAL MODIFICATIONS. 5 th EPNOE International Polysaccharide Conference . EPNOE; Jena. 2017-08-20 - 2017-08-24.
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PosterMo, Ingrid Vikøren; Dalheim, Marianne Øksnes; Schatz, Christophe; Christensen, Bjørn E.; Solberg, Amalie. (2017) Preparation and Characterization of Oligosaccharide-Dihydrazide Conjugates. European Carbohydrate Symposium, Eurocarb 2017 . European Carbohydrate Organisation; Barcelona. 2017-07-02.
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PosterYoshiba, Kazuto; Christensen, Bjørn E.. (2017) Structural change of the carboxylated schizophyllan (sclerox) in aqueous solutions. 19th Eurocarb 2017 . Eur. Carbohydrate Organisation (ECO); Barcelona. 2017-07-02 - 2017-07-06.
2016
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Vitenskapelig foredragChristensen, Bjørn E.. (2016) Characterisation physico-chemical properties of polysaccharides. 14th European Training Course on Carbohydrates ; Groningen. 2016-06-12 - 2016-06-16.
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Faglig foredragChristensen, Bjørn E.. (2016) Peptide-substituted alginate biomaterials. 28th Int. Carbohydrate Symposium . Int. Carbohydrate Organization; New Orleans. 2016-07-17 - 2016-07-22.
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Vitenskapelig foredragChristensen, Bjørn E.. (2016) Polysaccharide Engineering: Some recent examples and future perspectives II. Invited guest lecture, Max Planck Institute of Colloids and Surfaces . Max Planck Institute of Colloids and Surfaces; Golm. 2016-05-24 - 2016-05-25.
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Vitenskapelig foredragChristensen, Bjørn E.. (2016) Polysaccharide Engineering: Some recent examples. Seminar San Sebastian. Gjesteforelesning . CIC BiomaGUNE; San Sebastian. 2016-05-11 - 2016-05-11.
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Vitenskapelig foredragChristensen, Bjørn E.. (2016) Structure, properties and applications of alginates. 14th European Training Course on Carbohydrates ; Groningen. 2016-06-12 - 2016-06-16.
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Faglig foredragChristensen, Bjørn E.. (2016) Structure-function relationships in polysaccharides. Institute seminar . IECB; Bordeaux. 2016-09-23 - 2016-09-23.
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PosterDalheim, Marianne Ø.; Widmalm, Gøran; Christensen, Bjørn E.. (2016) Structural features influencing size and chain extension of O-antigenic polysaccharides from E. coli strains 44, 125, 142 and 173. 28th Int. Carbohydr. Conference . ICO; New Orleans. 2016-07-17 - 2016-07-22.
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Vitenskapelig foredragDalheim, Marianne Øksnes; Vanacker, Julie; Sandvig, Ioanna; Aachmann, Finn Lillelund; Skjåk-Bræk, Gudmund; Christensen, Bjørn E.; Strand, Berit Løkensgard. (2016) Functionalization of alginate for tissue engineering applications. 9th meeting of the Scandinavian Society for Biomaterials . Scandinavian Society for Biomaterials; Reykjavik. 2016-06-01 - 2016-06-03.
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PosterMo, Ingrid Vikøren; Dalheim, Marianne Øksnes; Christensen, Bjørn E.; Schatz, Christophe. (2016) Perparation and Characterization of Chitin-Dihydrazide Conjugates. International Carbohydrate Symposium, ICS 2016 . International Carbohydrate Organization; New Orleans. 2016-07-17 - 2016-07-21.
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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. 5th Portuguese Young Chemists (5th PYCheM) and 1st European Young Chemists (1st EYCheM) Meeting. . CHEM2NATURE; Guimarães. 2016-04-26 - 2016-04-29.
2015
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PosterRieder, Anne; Knutsen, Svein Halvor; Ulset, Ann-Sissel Teialeret; Christensen, Bjørn E.; Andersson, Roger; Mikkelson, Atte; Tuomainen, Päivi; Maina, Ndegwa; Ballance, Simon. (2015) Inter-laboratory evaluation of SEC-post-column calcofluor for determination of the weight-average molar mass of cereal β-glucan. 6th International Dietary Fibre Conference 2015 . ICC (Int. Association for Cereal Science and Technology); Paris. 2015-06-01 - 2015-06-03.
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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. KiFEE . NTNU; Trondheim. 2015-09-20 - 2015-09-23.
2014
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Faglig foredragChristensen, Bjørn E.; Stokke, Bjørn Torger; Vårum, Kjell Morten; Kitamura, Shinichi. (2014) The variety of practical uses of kombu (Laminaria) apart from as a cooking ingredient. Kyoto International Forum for Environment and Energy ; Doshisha University. 2014-03-15 - 2014-03-15.
2013
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IntervjuChristensen, Bjørn Erik. (2013) Brunalger skal forlenge holdbarheten. http://www.kyst.no [Internett]. 2013-01-17.
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IntervjuChristensen, Bjørn Erik. (2013) Ny metode bevarer maten lengre. NRK Trøndelag [Radio]. 2013-01-16.
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IntervjuChristensen, Bjørn Erik. (2013) Tang forlenger holdbarhet på mat. Nordlys [Avis]. 2013-01-19.
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IntervjuChristensen, Bjørn Erik. (2013) Tangspray skal gjøre mat mer holdbar. Bergens Tidende [Avis]. 2013-01-16.
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IntervjuChristensen, Bjørn Erik; Aursand, Eli Grong. (2013) Økt levetidfor mat: -Gir bedre utnyttelse av råvarer. Adresseavisen [Avis]. 2013-01-16.
2011
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Vitenskapelig foredragKristiansen, Kåre Andre; Strand, Sabina P.; Christensen, Bjørn Erik. (2011) Novel polysaccharide architectures for biomedical applications. 7th International Conference on Polysaccharides-Glycoscience 2011 ; Prague. 2011-11-02 - 2011-11-04.
2008
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Vitenskapelig foredragStrand, Sabina P.; Issa, Mohamed M.; Christensen, Bjørn Erik; Artursson, Per; Vårum, Kjell Morten. (2008) Molecular tailoring of chitosans for gene delivery. 24th Int. Carbohydrate Symposium ; Oslo. 2008-07-27 - 2008-08-01.
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Vitenskapelig foredragStrand, Sabina P.; Issa, Mohamed M.; Christensen, Bjørn Erik; Artursson, Per; Vårum, Kjell Morten. (2008) Tailoring of chitosans for gene delivery. 8th World Biomaterials Congress ; Amsterdam. 2008-05-28 - 2008-06-01.
2007
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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.
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Vitenskapelig foredragChristensen, Bjørn Erik. (2007) Application of GPC-MALLS-Viscosity measurements to characterization of biopolymers. Seminar lecture ; Osaka Prefecture University. 2007-04-19 - 2007-04-19.
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Vitenskapelig foredragChristensen, Bjørn Erik. (2007) Chain stiffness of semiflexible polysaccharides: a comparative analysis. 14th European Carbohydrate Conference ; Lübeck. 2007-09-02 - 2007-09-07.
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Vitenskapelig foredragChristensen, Bjørn Erik. (2007) Master of Science in Nanotechnology (at NTNU). Int. Conference on Nanoscience and Technology (Session on nano education) ; Stockholm. 2007-07-04 - 2007-07-06.
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Vitenskapelig foredragChristensen, Bjørn Erik. (2007) Polysaccharides with reactive carbonyl groups. KIFEE seminar ; Biwako. 2007-12-04 - 2007-12-07.
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Vitenskapelig foredragChristensen, Bjørn Erik; Vold, Inger Mari Nygård; Kristiansen, Kåre Andre; Stokke, Bjørn Torger; Sletmoen, Marit. (2007) Analysis of shape and interactions of polysaccharides and polysaccharide complexes using size-exclusion chromatography with multiple detectors. SCM-3 Third International Symposium on Separation and Characterization of Natural and Synthetic Macromolecules ; Rhône Congress Centre, Amsterdam.. 2007-01-31 - 2007-02-02.
2006
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Vitenskapelig foredragBallance, Simon; Stalheim, T.; Granum, P.E.; Christensen, Bjørn Erik. (2006) Antimicrobial polysaccharides from Sphagnum moss. The second KIFFE symposium on materials and processes for environment and energy ; NTNU, Trondheim. 2006-09-06 - 2006-09-08.
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Vitenskapelig foredragChristensen, Bjørn Erik. (2006) Biomaterials based on polysaccharides with reactive carbonyl groups: applications in biomedicine and food preservation. Lecture/seminar at Dept. Biochemistry, Lund University ; Lund. 2006-03-30 - 2006-03-30.
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Vitenskapelig foredragChristensen, Bjørn Erik. (2006) NOBIPOL - The Norwegian Biopolymer Laboratory at NTNU. Seminar for the Ambassador of Thailand ; NTNU. 2006-02-17 - 2006-02-17.
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Vitenskapelig foredragChristensen, Bjørn Erik. (2006) Polysaccharide research in Trondheim. History and selected examples from current research. CAP seminar ; Lund. 2006-05-09 - 2006-05-09.
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Vitenskapelig foredragStalheim, T.; Ballance, Simon; Christensen, Bjørn Erik; Granum, P.E.. (2006) Microbiocidal activity of biopolymers isolated from Sphagnum papillosum. Fouling, Cleaning & Disinfection in Food Processing 2006 ; University of Cambridge. 2006-03-20 - 2006-03-22.
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Vitenskapelig foredragVold, Inger Mari Nygård; Kristiansen, Kåre A.; Christensen, Bjørn Erik. (2006) Chain extension and flexibility of oxidised and in vitro epimerised alginates studied by size-exclusion chromatography using light scattering and viscosity detectors. 8th International Hydrocolloids Conference ; Trondheim. 2006-06-18 - 2006-06-22.
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PosterBallance, Simon; Børsheim, Knut Yngve; Ingjerdingen, K.; Paulsen, B.S.; Christensen, Bjørn Erik. (2006) A re-examination and partial characterisation of polysaccharides released by mild acid hydrolysis from the chlorite treated leaves of Sphagnum papillosum. 8th International Hydrocolloids conference ; NTNU, Trondheim. 2006-06-18 - 2006-06-22.
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PosterBallance, Simon; Børsheim, Knut Yngve; Ingjerdingen, K.; Paulsen, B.S.; Christensen, Bjørn Erik. (2006) A re-examination and partial characterisation of polysaccharides released by mild acid hydrolysis from the chlorite treated leaves of Sphagnum papillosum. 13th International Carbohydrate Symposium ; Whistler. 2006-07-23 - 2006-07-28.
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Vitenskapelig foredragBallance, Simon; Børsheim, Knut Yngve; Stalheim, T.; Christensen, Bjørn Erik. (2006) The characterisation and microbiocidal activity of polysaccharides released from the leaves of Sphagnum papillosum. Invited guest lecture ; Universitetet i Bergen. 2006-02-28.
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Vitenskapelig foredragChristensen, Bjørn Erik; Vold, Inger Mari Nygård; Kristiansen, Kåre Andre; Stokke, Bjørn Torger; Sletmoen, Marit. (2006) Analysis of Shape and Interactions of Polysaccharides and Polysaccharide Complexes Using Size-Exclusion Chromatography With Multiple Detectors. XXIIIrd International Carbohydrate Symposium ; Whistler, British Columbia. 2006-07-23 - 2006-07-28.
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Vitenskapelig foredragIotti, M.; Fava, P.; Ballance, Simon; Christensen, Bjørn Erik; Rustad, Turid. (2006) Anti-microbial bio-pad for food applications. Shelf-life international meeting ; University of Catania. 2006-06-21 - 2006-06-23.
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PosterKristiansen, Kåre Andre; Ballance, Simon; Christensen, Bjørn Erik. (2006) A New Method to Measure Carbonyl Groups in Polysaccharides by Reduction with Tritiated Borohydride Combined with Multi-detector SEC. ICS-2006 (International Carbohydrate Symposium 2006) ; Telus Whistler Conference centre, Whistler. 2006-07-23 - 2006-07-28.
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Vitenskapelig foredragSletmoen, Marit; Christensen, Bjørn Erik; Stokke, Bjørn Torger. (2006) Structure and behaviour of Scleroglucan and polyC-scleroglucan complexes. the second KIFEE symposium . Kyoto international forum for environment and energy; NTNU. 2006-09-06 - 2006-09-08.
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Vitenskapelig foredragStalheim, Torunn; Hegna, Ida Kristin; Ballance, Simon; Christensen, Bjørn Erik; Granum, Per Einar. (2006) Antimicrobial activity of biopolymers isolated from Sphagnum moss. 1st Norwegian Microbiology Meeting 2006, NoMi-06 ; Geilo. 2006-10-22 - 2006-10-24.
2005
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Vitenskapelig foredragChristensen, Bjørn Erik. (2005) A study of the chain stiffness in alginates using size-exclusion chromatography combined with light-scattering and viscosity detectors. Second International Symposium on Separation and Characterization of Natural and Synthetic Macromolecules (SCM-2) ; 2005-02-02 - 2005-02-04.
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Vitenskapelig foredragChristensen, Bjørn Erik. (2005) Antimicrobial polysaccharides from Sphagnum mosses. Innovation seminar . NT faculty, NTNU; Trondheim. 2005-09-26 - 2005-09-26.
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Vitenskapelig foredragChristensen, Bjørn Erik. (2005) Biomaterials based on polysaccharides with reactive carbonyl groups: applications in biomedicine and food preservation. KIFEE workshop ; Kyoto. 2005-10-07 - 2005-10-07.
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Vitenskapelig foredragChristensen, Bjørn Erik. (2005) Presentation of NOBIPOL research. BASF Plant Science ; 2005-04-13 - 2005-04-13.
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Vitenskapelig foredragChristensen, Bjørn Erik; Vold, Inger Mari Nygård. (2005) Chain extension and flexibility of oxidised and in vitro epimerised alginates studied by size-exclusion chromatography using light scattering and viscosity detectors. 13th Eur. Carbohydr. Conference ; Bratislava. 2005-08-21 - 2005-08-26.
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PosterGimmestad, Martin; Steigedal, Magnus; Christensen, Bjørn Erik; Sletta, Håvard; Ellingsen, Trond E; Valla, Svein; Ertesvåg, Helga. (2005) Identification and characterization of an Azotobacter vinelandii Type I secretion system responsible for export of the AlgE-type mannuronan C5-epimerase. 2nd European Conference on Prokaryotic Genomes. PROKAGEN 2005 . Dechema e.V.; Göttingen. 2005-09-23 - 2005-09-26.
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Vitenskapelig foredragSletmoen, Marit; Christensen, Bjørn Erik; Stokke, Bjørn Torger. (2005) Probind macromolecular architecture of (1,3)-beta-D-Glucans and (1,3)-beta-D-Glucan-polynucleotide complexes. 13th European Carbohydrate Symposium ; Bratislava. 2005-08-21 - 2005-08-26.
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Vitenskapelig foredragSletmoen, Marit; Kitamura, Shinichi; Falch, Berit H.; Christensen, Bjørn Erik; Stokke, Bjørn Torger. (2005) Scleroglucan morphologies observed by ultramicroscopy and solution techniques. Second Symposium of Kyoto International Forum for Environment and Energy (KIFEE) ; Kyoto. 2005-10-05 - 2005-10-07.
2004
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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. Marine Biopolymers . NOBIPOL, NTNU; Trondheim. 2004-06-27 - 2004-06-29.
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PosterAndersen, Therese; Christensen, Bjørn Erik. (2004) Relation between chemical composition and chain length in alginates. Marine Biopolymers Conference . NOBIPOL, NTNU; Trondheim. 2004-06-27 - 2004-06-29.
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PosterAndersen, Therese; Christensen, Bjørn Erik. (2004) Relationships between chemical composition and chain length in alginates. Marine Biopolymers . NOBIPOL, NTNU; Trondheim. 2004-06-27 - 2004-06-29.
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Vitenskapelig foredragBallance, Simon; Børsheim, Yngve; Christensen, Bjørn Erik. (2004) Chemical composition and antimicrobial properties of sphagnan: A pectin-related polysaccharide with reactive carbonyl groups. 22nd Int. Carbohydr. Symp. ; Glasgow. 2004-07-23 - 2004-07-27.
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PosterChristensen, Bjørn Erik. (2004) Antimicrobial nanoparticles from Sphagnum moss. Nanomat Conference ; Oslo. 2004-06-03 - 2004-06-04.
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Vitenskapelig foredragChristensen, Bjørn Erik. (2004) Research collaboration between Norway and Japan within the science of marine and microbial biopolymers. Japan-seminar ; Trondheim. 2004-08-12 - 2004-08-12.
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Vitenskapelig foredragChristensen, Bjørn Erik. (2004) Sphagnum mosses and peat: New possibilities for the food- and packaging industries?. Emballasjeforsk, Matforsk ; Ås. 2004-10-12 - 2004-10-12.
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PosterSletmoen, Marit; Christensen, Bjørn Erik; Stokke, Bjørn Torger. (2004) Nanosized cyclic structures of beta-1,3-D-glucans: Competing species in renaturation gelation of scleroglucan. Polymer Networks 2004, 17th Polymer Networks Group meeting . Polymer Networks Group; Bethesda. 2004-08-15 - 2004-08-19.
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Vitenskapelig foredragStrand, Sabina P.; Danielsen, Signe; Christensen, Bjørn Erik; Vårum, Kjell Morten. (2004) Formation and stability of DNA-chitosan polyelectrolyte complexes. Marine Biopolymers . NOBIPOL, NTNU; Trondheim. 2004-06-27 - 2004-06-29.
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Vitenskapelig foredragVold, Inger Mari Nygård; Christensen, Bjørn Erik. (2004) A study of the chain stiffness in alginates using size-exclusion chromatography combined with light-scattering and viscosity detectors. Marine Biopolymers . NOBIPOL, NTNU; Trondheim. 2004-06-27 - 2004-06-29.
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PosterVold, Inger Mari Nygård; Christensen, Bjørn Erik. (2004) Periodate oxidation of chitosans. Marine Biopolymers . NOBIPOL, NTNU; Trondheim. 2004-06-27 - 2004-06-29.
2003
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Vitenskapelig foredragBallance, Simon; Børsheim, Knut Yngve; Christensen, Bjørn Erik. (2003) Sphagnan: a novel polysaccharide with reactive carbonyl groups that protects other biomaterials from biodegradation. [Mangler data] . Dept. of Pharmacy, Univ. Oslo; Oslo. 2003-11-13.
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Vitenskapelig foredragBallance, Simon; Børsheim, Knut Yngve; Christensen, Bjørn Erik. (2003) Sphagnan: a novel polysaccharide with reactive carbonyl groups that protects other biomaterials from biodegradation. Seminar innen polymerer og kompositter. Tematisk satsningsområde materialer, NTNU . [Mangler data]; Jægtvolden fjord hotel. 2003-10-24.
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Vitenskapelig foredragBallance, Simon; Børsheim, Knut Yngve; Engtrø, Helle; Christensen, Bjørn Erik. (2003) Sphagnan: A novel polysaccharide with reactive carbonyl groups protect other biomaterials from biodegradation. 6. Norske Polymer- og kolloidvitenskapelige Vårmøte . [Mangler data]; Wadahl. 2003-04-09.
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Vitenskapelig foredragBallance, Simon; Børsheim, Knut Yngve; Engtrø, Helle; Christensen, Bjørn Erik. (2003) Sphagnan: a novel polysaccharide with reactive carbonyl groups that protects other biomaterials from biodegradation. International Symposium on Polysaccharide Engineering . [Mangler data]; Osaka Prefecture University, Sakai, Osaka, Japan. 2003-06-10.
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Vitenskapelig foredragBallance, Simon; Børsheim, Knut Yngve; Painter, Terence John; Christensen, Bjørn Erik. (2003) Sphagnan: a novel polysaccharide with reactive carbonyl groups that protects other biomaterials from biodegradation. 12th European Carbohydrate Symposium (EUROCARB XII) . [Mangler data]; Grenoble. 2003-07-11.
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Vitenskapelig foredragChristensen, Bjørn Erik. (2003) Forskning på sphagnan og Sphagnan-moser. Norske torv-og jordprodusenters bransjeforbund . [Mangler data]; Vikhamar. 2003-09-04.
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Vitenskapelig foredragDanielsen, Signe; Maurstad, Gjertrud; Sletmoen, Marit; Skjåk-Bræk, Gudmund; Vårum, Kjell Morten; Christensen, Bjørn Erik; Stokke, Bjørn Torger. (2003) Nanotechnology at the interface of biopolymers. Nanotech 2003 + future . [Mangler data]; Tokyo. 2003-02-28.
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Vitenskapelig foredragNygård, Inger Mari; Ulset, Ann-Sissel; Christensen, Bjørn Erik. (2003) A study of alginates by size-exclusion chromatography combined with light-scattering and viscosity detectors. Teveltunet conference (NOBIPOL) . [Mangler data]; Teveltunet. 2003-05-20.
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Vitenskapelig foredragNygård, Inger Mari; Ulset, Ann-Sissel; Smidsrød, Olav; Christensen, Bjørn Erik. (2003) A study of the chain stiffness in alginates using size-exclusion chromatography combined with light-scattering and viscosity detectors. European Polymer Federation Symposium 03 . [Mangler data]; Stockholm. 2003-06-27.
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Vitenskapelig foredragSchult, Tove; Christensen, Bjørn Erik; Moe, Størker. (2003) Degradation of cellulose during carboxymethylation. 12th International Symposium on Wood and Pulping Chemistry. . [Mangler data]; Madison, WI, USA. 2003-06-12.
2002
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Vitenskapelig foredragBallance, Simon; Børsheim, Knut Yngve; Painter, Terence John; Christensen, Bjørn Erik. (2002) Sphagnan: A novel polysaccharide that protects other biomaterials from degradation. 7th European Training Course on Carbohydrates . [Mangler data]; Wageningen, The Netherlands. 2002-06-27.
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PosterBallance, Simon; Børsheim, Knut Yngve; Painter, Terence John; Christensen, Bjørn Erik. (2002) Sphagnan: A novel polysaccharide that protects other biomaterials from degradation. 7th European Training Course on Carbohydrates . [Mangler data]; Wageningen, The Netherlands. 2002-06-27.
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Vitenskapelig foredragBallance, Simon; Børsheim, Knut Yngve; Painter, Terence John; Christensen, Bjørn Erik. (2002) Sphagnan: A novel polysaccharide with reactive carbonyl groups that bind ammonium and can also protect other biomaterials from degradation. Third International symposium on the biology of Sphagnum . [Mangler data]; Uppsala, Sweden-Trondheim, Norway. 2002-08-23.
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PosterBallance, Simon; Børsheim, Knut Yngve; Painter, Terence John; Christensen, Bjørn Erik. (2002) Sphagnan: A pectin-like, chemically reactive polysaccharide found in Sphagnum mosses. Plant Polysaccharide Workshop . [Mangler data]; Palm Cove, Queensland, Australia. 2002-07-06.
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PosterBallance, Simon; Børsheim, Knut Yngve; Painter, Terence John; Christensen, Bjørn Erik. (2002) Sphagnan: a novel polysaccharide with reactive carbonyl groups that protects other biomaterials from biodegradation. 21st International Carbohydrate Symposium . [Mangler data]; Cairns, Australia. 2002-07-12.
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Vitenskapelig foredragBallance, Simon; Børsheim, Knut Yngve; Painter, Terence John; Christensen, Bjørn Erik. (2002) Sphangnan and Sphagnum holocellulose: Novel polysaccharides with reactive carbonyl groups that protect other biomaterials from biodegradation. Norsk Biokjemisk kontaktmøte . [Mangler data]; Røros. 2002-01-19.
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PosterBørsheim, Knut Yngve; Ballance, Simon; Painter, Terence John; Christensen, Bjørn Erik. (2002) Bacteria adhere strongly to the hollocellulose component of Sphagnum mosses and this interaction may form an important part of the preservative nature of peat bogs. Third International symposium on the biology of Sphagnum . [Mangler data]; Uppsala, Sweden-Trondheim, Norway. 2002-08-23.
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Vitenskapelig foredragChristensen, Bjørn Erik. (2002) The shape, extension and flexibility of polysaccharides in aqueous solutions. Ph.D. course 'Polysaccharides-Chemistry and Materials' . [Mangler data]; Chalmer, Göteborg. 2002-08-28.
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Vitenskapelig foredragChristensen, Bjørn Erik; Stokke, Bjørn Torger; Smidsrød, Olav; Hjerde, Torgeir; Myhr, Mildrid H.; Kitamura, Shinichi. (2002) The degradation of xanthan by acid or peroxide: Effects on side chain composition and conformational properties. Seminar Japan 2002 . [Mangler data]; Trondheim. 2002-10-04.
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PosterFredheim, Guro Elise; Christensen, Bjørn Erik. (2002) Polyelectrolyte complexes: interactions between lignosulfonate and chitosan. 5th International Conference of the European Chitin Society . [Mangler data]; Trondheim. 2002-06-28.
2001
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PosterBørsheim, Knut Yngve; Christensen, Bjørn Erik; Painter, Terence John. (2001) Bacteria adhere strongly to the holocellulose component characteristic of Sphagnum mosses, and this interaction may form an important part of the remarkable presevative nature of peat bogs. International Symposium on Microbial Ecology . [Mangler data]; Amsterdam, The Netherlands. 2001-08-31.
1999
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Vitenskapelig foredragSchult, Tove; Hjerde, Torgeir; Christensen, Bjørn Erik; Moe, Størker. (1999) The Application of Macroporous, Monodisperse poly(styrene-co-divinylbenzene) Particles for Determining the Molecular Weight of Cellulose in DMAc/ LiCl by SEC-MALLS. 3. Norske polymer- og kolloidvitenskapelige vårmøte . [Mangler data]; Wadahl, Norway, 1999.
1998
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Vitenskapelig foredragSchult, Tove; Christensen, Bjørn Erik; Moe, Størker. (1998) Size exclusion chromatography of cellulose : a novel application of macroporous monodisperse particles. International Carbohydrate Symposium . [Mangler data]; San Diego, USA.
1997
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Populærvitenskapelig foredragChristensen, Bjørn Erik. (1997) Conformational properties of k- and i-carrageenan studied by SEC-LALLA. 9th European Carbohydrate Symposium . [Mangler data]; Utrecht, 05-11.07.97.
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Vitenskapelig foredragChristensen, Bjørn Erik. (1997) Polysaccharides. Tema Nord 1997, Nordic Council of Ministers . [Mangler data]; København.