Results 51 to 60 of about 11,524 (221)

Structural genomics analysis of uncharacterized protein families overrepresented in human gut bacteria identifies a novel glycoside hydrolase. [PDF]

open access: yes, 2014
BackgroundBacteroides spp. form a significant part of our gut microbiome and are well known for optimized metabolism of diverse polysaccharides. Initial analysis of the archetypal Bacteroides thetaiotaomicron genome identified 172 glycosyl hydrolases and
Axelrod, Herbert L   +7 more
core   +2 more sources

Effects of Two-stage Controlled pH and Temperature vs. One-step Process for Hemicellulase Biosynthesis and Feruloyl Oligosaccharide Fermentation using Aureobasidium pullulans

open access: yesBioResources, 2016
A two-stage, pH- and temperature-controlled wheat bran fermentation method using Aureobasidium pullulans was investigated for feruloyl oligosaccharides (FOs) production and the activities of xylanase, xylosidase, and ferulic acid esterase (FAE).
Xiaohong Yu   +4 more
doaj   +1 more source

Wheat domestication accelerated evolution and triggered positive selection in the beta-xylosidase enzyme of Mycosphaerella graminicola. [PDF]

open access: yesPLoS ONE, 2009
Plant cell wall degrading enzymes (PCWDEs) of plant pathogens are receiving increasing interest for their potential to trigger plant defense reactions. In an antagonistic co-evolutionary arms race between host and pathogen, PCWDEs could be under strong ...
Patrick C Brunner   +2 more
doaj   +1 more source

Transcriptomic analysis reveals the hepatic response mechanisms of the Chinese spiny frog (Quasipaa spinosa) to Citrobacter freundii infection

open access: yesJournal of the World Aquaculture Society, Volume 57, Issue 3, June 2026.
Abstract To elucidate the pathogen and host response mechanisms underlying mass mortality in Quasipaa spinosa, dominant bacteria were isolated from diseased individuals and identified as Citrobacter freundii by morphological, physiological, and biochemical characterization, 16S rRNA sequencing, and phylogenetic analysis.
Yanhong Li   +7 more
wiley   +1 more source

Deleting an xylosidase-encoding gene VdxyL3 increases growth and pathogenicity of Verticillium dahlia

open access: yesFrontiers in Microbiology
IntroductionVerticillium dahliae causes a devastating Verticillium wilt disease on hundreds of plant species worldwide, including cotton. Understanding the interaction mechanism between V.
Yongtai Li   +8 more
doaj   +1 more source

Novel GH115 xylan α‐1,2‐glucuronidases with distinct preferences for xylan‐derived oligomers and polymers

open access: yesProtein Science, Volume 35, Issue 5, May 2026.
Abstract Natural polymers are promising sustainable materials for diverse applications. Xylans, major components of hemicellulose, exhibit origin‐dependent substitution patterns that determine their physicochemical properties. Targeted enzymatic modification of these substituents offers a mild and precise approach for tailoring the polymer's ...
Savvina Leontakianakou   +9 more
wiley   +1 more source

Regulatory Specialization of Xyloglucan (XG) and Glucuronoarabinoxylan (GAX) in Pericarp Cell Walls during Fruit Ripening in Tomato (Solanum lycopersicum) [PDF]

open access: yes, 2014
Disassembly of cell wall polysaccharides by various cell wall hydrolases during fruit softening causes structural changes in hemicellulose and pectin that affect the physical properties and softening of tomato fruit.
Hyodo Hiromi   +7 more
core   +1 more source

Necromass chemistry drives the functional diversity of the necrobiome, resulting in microbe–organic matter feedbacks

open access: yesFunctional Ecology, Volume 40, Issue 5, Page 1339-1351, May 2026.
Read the free Plain Language Summary for this article on the Journal blog. Abstract In temperate European forests, soil fungal communities, dominated by saprotrophic and ectomycorrhizal (ECM) species, represent almost 25% of soil organic carbon (C) in the soil.
Elsa Hilaire   +5 more
wiley   +1 more source

HYPER-PRODUCTION OF ΒETA-GLUCOSIDASE AND ΒETA-XYLOSIDASE BY ASPERGILLUS NIGER NCIM 1207 IN XYLAN CONTAINING MEDIA [PDF]

open access: yesBioResources, 2011
Aspergillus niger NCIM 1207 produced significantly high levels of β-glucosidase and β-xylosidase activities in submerged fermentation. Cellulose induced only β-glucosidase, while xylan induced both β-glucosidase and β-xylosidase activities.
Digumbar Gokhale Mail   +2 more
doaj  

Comparative Analysis of Enzymatic Hydrolysis of Miscanthus Xylan using Aspergillus niger, Hypocrea orientalis, and Trichoderma reesei Xylan-degrading Enzymes

open access: yesBioResources, 2014
Xylan-degrading enzymes from Aspergillus niger and Hypocrea orientalis were characterized by enzyme activity assays and protein profiling with SDS-PAGE and LC-MS/MS. The hydrolysis of Miscanthus xylan by xylan-degrading enzymes from A.
Hailong Li   +5 more
doaj   +1 more source

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