Results 41 to 50 of about 3,608,928 (150)

The Flower-Infecting Fungus Ustilaginoidea virens Subverts Plant Immunity by Secreting a Chitin-Binding Protein

open access: yesFrontiers in Plant Science, 2021
Ustilaginoidea virens is a biotrophic fungal pathogen specifically colonizing rice floral organ and causes false smut disease of rice. This disease has emerged as a serious problem that hinders the application of high-yield rice cultivars, by reducing ...
Guo-Bang Li   +19 more
doaj   +1 more source

Improving efficiency and sustainability of chitin bioconversion through a combination of Streptomyces secretomes and mechanical-milling [PDF]

open access: yes, 2023
Chitin, particularly α-chitin, is the most abundant and highly recalcitrant form, fortified by an intricate network of hydrogen bonds. Efficient valorization of α-chitin requires a mild pre-treatment and enzymatic hydrolysis. Streptomyces spp.
Jogi, Madhuprakash   +2 more
core   +2 more sources

Fungal chitin dampens inflammation through IL-10 induction mediated by NOD2 and TLR9 activation.

open access: yesPLoS Pathogens, 2014
Chitin is an essential structural polysaccharide of fungal pathogens and parasites, but its role in human immune responses remains largely unknown. It is the second most abundant polysaccharide in nature after cellulose and its derivatives today are ...
Jeanette Wagener   +12 more
doaj   +1 more source

Bioconversion of chitin-containing wastes for the production of enzymes and bioactive materials

open access: yes, 2011
The exploitation of chitinous materials seems to be an infinite treasure. The oligosaccharides of chitin/chitosan, prepared by hydrolyzing chitin/chitosan with chitinase/chitosanase, have various potential applications in the fields of food, agricultural,
Wang, San-Lang; Liang, Tzu-Wen; Yen, Yue-Horng   +5 more
core   +1 more source

Identification of chitin allomorphs in poorly crystalline samples based on the complexation with ethylenediamine [PDF]

open access: yes, 2022
Chitin is a key component of hard parts in many organisms, but the biosynthesis of the two distinctive chitin allomorphs, α- and β-chitin, is not well-understood. The accurate determination of chitin allomorphs in natural biomaterials is vital.
Ryota, Nakajima   +17 more
core   +1 more source

The Effect of Chitin Size, Shape, Source and Purification Method on Immune Recognition

open access: yesMolecules, 2014
The animal immune response to chitin is not well understood and needs to be investigated further. However, this is a challenging topic to study because of the technical difficulties in purifying chitin, and because this material usually comes associated ...
Francisco J. Alvarez
doaj   +1 more source

Proteomic and Transcriptomic Analyses to Decipher the Chitinolytic Response of Jeongeupia spp.

open access: yesMarine Drugs, 2023
In nature, chitin, the most abundant marine biopolymer, does not accumulate due to the action of chitinolytic organisms, whose saccharification systems provide instructional blueprints for effective chitin conversion.
Nathanael D. Arnold   +2 more
doaj   +1 more source

Antihepatotoxic effect of isolated chitin from Rhizopus oryzae against paracetamol-induced hepatotoxicity

open access: yesBangladesh Journal of Pharmacology, 2011
The present study was aimed at investigating the antihepatotoxic activity of isolated fungal chitin, a natural polysaccharide from Rhizopus oryzae NCIM1009 against paracetamol-induced toxicity in rats.
Akila Ramanathan, Ramya Kittusamy
doaj   +1 more source

Chitin Hydrogels Prepared at Various Lithium Chloride/N,N-Dimethylacetamide Solutions by Water Vapor-Induced Phase Inversion

open access: yesJournal of Chemistry, 2020
Chitin was chemically extracted from crab shells and then dissolved in N,N-dimethylacetamide (DMAc) solvent with lithium chloride (LiCl) at 3, 5, 7, and 10%. The concentrated chitin-DMAc/LiCl solutions were used for the preparation of chitin hydrogels by
Khoa Dang Nguyen, Takaomi Kobayashi
doaj   +1 more source

Fungal chitin-binding glycoprotein induces Dectin-2-mediated allergic airway inflammation synergistically with chitin.

open access: yesPLoS Pathogens
Although chitin in fungal cell walls is associated with allergic airway inflammation, the precise mechanism underlying this association has yet to be elucidated.
Yasunori Muraosa   +8 more
doaj   +1 more source

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