Results 81 to 90 of about 5,888 (186)

Enzymatic Modifications of Chitin, Chitosan, and Chitooligosaccharides

open access: yesFrontiers in Bioengineering and Biotechnology, 2019
Chitin and its N-deacetylated derivative chitosan are two biological polymers that have found numerous applications in recent years, but their further deployment suffers from limitations in obtaining a defined structure of the polymers using traditional ...
Michal Benedykt Kaczmarek   +5 more
doaj   +1 more source

Addition of abscisic acid increases the production of chitin deacetylase by Colletotrichum gloeosporioides in submerged culture

open access: yes, 2016
International audienceThe activity of chitin deacetylase from Colletotrichum gloeosporioides was studied by the addition of phytohormones (gibberellic acid, indole acetic acid, and abscisic acid) and amino sugars (glucosamine and N-acetyl glucosamine) in
Trombotto, Stéphane   +5 more
core   +1 more source

Molecular Mechanisms of Plant Growth–Promoting Rhizobacteria (PGPR) in Biofertilization and Disease Suppression of Crops

open access: yesInternational Journal of Agronomy, Volume 2026, Issue 1, 2026.
Plant growth–promoting rhizobacteria (PGPR) are beneficial soil bacteria that colonize the rhizosphere and enhance plant growth through direct and indirect mechanisms, including nutrient solubilization, phytohormone production, suppression of phytopathogens, and activation of plant defense mechanisms.
Etsay Mesele   +4 more
wiley   +1 more source

Shotgun analysis on the peritrophic membrane of the silkworm Bombyx mori [PDF]

open access: yesBMB Reports, 2012
The insect midgut epithelium is generally lined with a uniquechitin and protein structure, the peritrophic membrane (PM),which facilitates food digestion and protects the gut epithelium.We used gel electrophoresis and mass spectrometry toidentify the ...
Xiaowu Zhong, Liping Zhang,Yong Zou, Qiying Yi, Ping Zhao*, Qingyou Xia & Zhonghuai Xiang
doaj  

Extremely Low Concentrations of Acetic Acid Stimulate Cell Differentiation in Rice Blast Fungus

open access: yesiScience, 2020
Summary: Metabolic switching and rewiring play a dynamic role in programmed cell differentiation. Many pathogenic microbes need to survive in nutrient-deficient conditions and use the glyoxylate cycle, an anaplerotic pathway of the tricarboxylic acid ...
Misa Kuroki   +4 more
doaj   +1 more source

Green Synthesis of Copper Nanoparticles and their Activity against Aspergillus chitin Deacetylase Gene and Cellulose Dehydrogenase Protein Expression

open access: yes, 2023
Fungal infections, such as those caused by Aspergillus, Alternaria, Colletotrichum, Penicillium, and Rhizopus, are considered the major global threat to human life.
Omar Sadik Shalal
core   +1 more source

Microbial exopolysaccharide production by polyextremophiles in the adaptation to multiple extremes

open access: yesFEBS Letters, Volume 599, Issue 23, Page 3417-3443, December 2025.
Polyextremophiles are microorganisms that endure multiple extreme conditions by various adaptation strategies that also include the production of exopolysaccharides (EPSs). This review provides an integrated perspective on EPS biosynthesis, function, and regulation in these organisms, emphasizing their critical role in survival and highlighting their ...
Tracey M Gloster, Ebru Toksoy Öner
wiley   +1 more source

cda1+, encoding chitin deacetylase is required for proper spore formation in Schizosaccharomyces pombe

open access: yes, 2005
In Schizosaccharomyces pombe, a major role of chitin is to build up a complete spore. Here, we analyzed the cda1+ gene (SPAC19G12.03), which encodes a protein homologous to chitin deacetylases, to know whether it is required for spore formation in S ...
Matsuo, Yasuhiro   +7 more
core   +1 more source

EUCHIS '99 : proceedings of the 3rd international conference of the European Chitin Society, Potsdam, Germany, Aug. 31 - Sept. 3, 1999

open access: yes, 2010
Contents: Production and Applications of Chitin and Chitosan Krill as a promising raw material for the production of chitin in Europe - Containerized plant for producing chitin - Preparation and characterization of chitosan from Mucorales - Chitosan from

core  

Production and Application of Chitin Deacetylase from Bacillus licheniformis HSA3-1a as Biotermicide

open access: yes, 2014
Chitin deacetylase (EC.3.5.1.41) is a class of hidrolase enzymes that can degrade chitin. The biochemical property characteristics of chitin degrading enzymes are very diverse, particularly chitin deacetylase enzymes, which really depends on the types ...
Natsir, Hasnah   +2 more
core  

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