Results 11 to 20 of about 24,795 (276)

Aggregation of Modified Glucuronoxylan in Water and DMSO. [PDF]

open access: yesBiopolymers
Neutron scattering study of dispersibility of glucuronoxylan and modified glucuronoxylan, in water and dimethyl sulfoxide (DMSO). ABSTRACT Glucuronoxylans are known to be only partly soluble in aqueous media. Chemical modification often aims to improve solubility, yet observations of aggregation even of the modified xylans are not uncommon.
Palasingh C   +7 more
europepmc   +2 more sources

Xylan Prebiotics and the Gut Microbiome Promote Health and Wellbeing: Potential Novel Roles for Pentosan Polysulfate

open access: yesPharmaceuticals, 2022
This narrative review highlights the complexities of the gut microbiome and health-promoting properties of prebiotic xylans metabolized by the gut microbiome. In animal husbandry, prebiotic xylans aid in the maintenance of a healthy gut microbiome.
Margaret M. Smith, James Melrose
doaj   +1 more source

An Integrated Enzymatic Approach to Produce Pentyl Xylosides and Glucose/Xylose Laurate Esters From Wheat Bran

open access: yesFrontiers in Bioengineering and Biotechnology, 2021
Alkyl glycosides and sugars esters are non-ionic surfactants of interest for various applications (cosmetics, food, detergency,…). In the present study, xylans and cellulose from wheat bran were enzymatically converted into pentyl xylosides and glucose ...
Chloé Jocquel   +3 more
doaj   +1 more source

Immunochemical Identification of the Main Cell Wall Polysaccharides of the Early Land Plant Marchantia polymorpha

open access: yesCells, 2023
Plant primary cell walls are composite structures surrounding the protoplast and containing pectins, hemicelluloses, and cellulose polysaccharides, as well as proteins.
Hasan Kolkas   +2 more
doaj   +1 more source

Preparation of Sulfated Xylans and Its in Vitro Proliferation of Probiotics

open access: yesShipin gongye ke-ji, 2023
This study aimed to determine the effect of sulfated xylans on the growth of probiotics. Xylan (Xyl) was chemically modified using the sulfamic acid-N,N-dimethylformamide method to produce sulfated xylan (SXY).
Xia LI   +5 more
doaj   +1 more source

The distribution of Lignin and Xylan in the Inner and Surface Layers of the Fiber from Eucalyptus Kraft Pulp and its Effects on Oxygen Delignification [PDF]

open access: yesMaterials Research, 2017
The chemical structure and composition of lignin and hemicellulose, as well as the distribution between inner and outer layers of fiber, can adversely affect bleaching operations or fiber-fiber bond on pulp and, consequently the papermaking process ...
Giovani Boaventura Bacarin   +3 more
doaj   +1 more source

Optimizing yield and chemical compositions of dimethylsulfoxide-extracted birchwood xylan

open access: yesJournal of Bioresources and Bioproducts, 2022
Dimethylsulfoxide (DMSO) extraction is commonly used to study the chemical structures of original xylan in the plant cell wall, since the DMSO can preserve the original structure of the xylan as much as possible during the extracting process. In addition,
Mingquan Zhang   +3 more
doaj   +1 more source

Hyperthermostable acetyl xylan esterase [PDF]

open access: yesMicrobial Biotechnology, 2009
Summary An esterase which is encoded within a Thermotoga maritima chromosomal gene cluster for xylan degradation and utilization was characterized after heterologous expression of the corresponding gene in Escherichia coli and ...
Drzewiecki, Katharina   +5 more
openaire   +3 more sources

Glycan complexity dictates microbial resource allocation in the large intestine. [PDF]

open access: yes, 2015
The structure of the human gut microbiota is controlled primarily through the degradation of complex dietary carbohydrates, but the extent to which carbohydrate breakdown products are shared between members of the microbiota is unclear.
Baslé, Arnaud   +18 more
core   +15 more sources

INFLUÊNCIA DO CONTEÚDO DE XILANAS NA BRANQUEABILIDADE, PROPRIEDADES HIGROSCÓPICAS, FISICO-MECÂNICAS E ÓPTICA DE POLPAS BRANQUEADAS DE EUCALIPTO

open access: yesQuímica Nova, 2015
Bleached eucalypt kraft pulps are widely used in print and writing (P&W) and tissue paper manufacture. Among the quality requirements of pulp for these papers, xylan content has been controversial.
Valéria J. Gomes   +4 more
doaj   +1 more source

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