Results 281 to 290 of about 60,843 (335)
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An even pattern of xylan substitution is critical for interaction with cellulose in plant cell walls
Nature Plants, 2017Joel Wurman-Rodrich+2 more
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Kinetic method for the study of xylan hydrolysis by xylan hydrolases [PDF]
The Somogyi-Nelson colorimetric method was used in a new manner more suitable for evaluating the kinetics of the enzyme hydrolysis of xylan catalyzed by xylan hydrolases. The values of the Michaelis parameters (Km=5.56 g l−1 andV=2.94 · 10−5M s−1) were determined.
Todor K. Nikolov+3 more
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Cellulose, xylan and lignin interactions during pyrolysis of lignocellulosic biomass
Fuel, 2017Jie Yu, Marcos Millan
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Xylan and xylan derivatives – biopolymers with valuable properties, 1. Naturally occurring xylans structures, isolation procedures and properties [PDF]
The availability of xylan-type polysaccharides, representing an immense resource of biopolymers for practical application, is summarized. Xylans constitute 25–35% of the dry biomass of woody tissues of dicots and lignified tissues of monocots and occur up to 50% in some tissues of cereal grains.
Anna Ebringerová, Thomas Heinze
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The Xylan of Rhodymenia palmata
Nature, 1950Barry and Dillon1 reported the isolation from the red seaweed Rhodymenia palmata of a polysaccharide which gave D-xylose on hydrolysis. Our special interest in xylans2 has led us to investigate this substance more fully as part of the research programme of the Scottish Seaweed Research Association.
E G V, PERCIVAL+5 more
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Catalysis Today, 2016
Abstract The public interest in usage of lignocellulosic biomass as a renewable resource has grown strongly during the last decade. Hemicelluloses are the second most abundant constituents of wood biomass, but have yet received less attention, compared to cellulose.
F.-A. Pahner+8 more
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Abstract The public interest in usage of lignocellulosic biomass as a renewable resource has grown strongly during the last decade. Hemicelluloses are the second most abundant constituents of wood biomass, but have yet received less attention, compared to cellulose.
F.-A. Pahner+8 more
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Carbohydrate Polymers, 2011
Xylan was 2-hydroxypropylsulfonated and/or 2-hydroxypropylquaternized for film application. All the products were water soluble with molar masses of the derivatives between Mn of 3.8 and 948.9 kg/mol with polydispersity index D from 1.7 to 26.8. At the range from 100 to 250 ?m of thickness the material developed reproducible mechanical properties. When
Ivan Simkovic+4 more
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Xylan was 2-hydroxypropylsulfonated and/or 2-hydroxypropylquaternized for film application. All the products were water soluble with molar masses of the derivatives between Mn of 3.8 and 948.9 kg/mol with polydispersity index D from 1.7 to 26.8. At the range from 100 to 250 ?m of thickness the material developed reproducible mechanical properties. When
Ivan Simkovic+4 more
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Enzymatic Hydrolysis of Xylan [PDF]
A PREVIOUS investigation1 has shown that enzymes from Chœtomium globosum are able to hydrolyse wheat straw xylan to xylose with the formation of a series of intermediates, designated a,b,c, … g, which appear on paper-chromatograms with regularly decreasing RF-values, and which are believed to be oligosaccharides with regularly increasing xylose units ...
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Xylan-degrading activity in yeasts: Growth on xylose, xylan and hemicelluloses
Folia Microbiologica, 1978The ability to grow in liquid media with D-xylose, xylan from decidous trees, and hemicelluloses from conifers was tested in 95 strains of 35 genera of yeasts and yeast-like organisms. Of 54 strains thriving on xylose, only 13 (genera Aureobasidium, Cryptococcus and Trichosporon) utilized xylan and hemicelluloses as growth substrates.
A. Kocková-Kratochvílová+3 more
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Role of Hydrogen Bonding in the Interaction between a Xylan Binding Module and Xylan
Biochemistry, 2001NMR studies of the internal family 2b carbohydrate binding module (CBM2b-1) of Cellulomonas fimi xylanase 11A have identified six polar residues and two aromatic residues that interact with its target ligand, xylan. To investigate the importance of the various interactions, free energy and enthalpy changes have been measured for the binding of xylan to
Jeremy H. Lakey+8 more
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