Results 71 to 80 of about 700,626 (165)

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

Engineering Geobacillus thermodenitrificans to introduce cellulolytic activity; expression of native and heterologous cellulase genes

open access: yesBMC Biotechnology, 2018
Background Consolidated bioprocessing (CBP) is a cost-effective approach for the conversion of lignocellulosic biomass to biofuels and biochemicals.
Martinus J. A. Daas   +6 more
doaj   +1 more source

Guardians or Gateways? The Intricate Relationship Between Plant Cell Walls and Pathogenic Xanthomonas

open access: yesMolecular Plant Pathology, Volume 27, Issue 6, June 2026.
An overview of the intricate interactions between Xanthomonas and the plant cell wall during the infection process. ABSTRACT Plants have evolved a complex cell wall (CW) providing support and protection against environmental constraints, including constant attacks from pests and pathogens.
Charlotte Gaudin   +2 more
wiley   +1 more source

Transfer reactions catalyzed by β-D-xylosidase from Penicillium wortmanni [PDF]

open access: yes, 1985
The β-D-xylosidase from Penicillium wortmanni catalyses (i) the hydrolysis of β-D-xylopyranosides and α-L-arabinopyranosides, (ii) the transfer of the corresponding glycosyl residue to alcohols, and (iii) the dismutation of aryl β-D-xylopyranoside ...
De Bruyne, CK   +3 more
core   +1 more source

Safety evaluation of the food enzyme β‐glucosidase from the genetically modified Trichoderma reesei strain DP‐Nyk114

open access: yesEFSA Journal, Volume 24, Issue 6, June 2026.
Abstract The food enzyme β‐glucosidase (β‐d‐glucoside glucohydrolase; EC 3.2.1.21) is produced with the genetically modified Trichoderma reesei strain DP‐Nyk114 by Genencor International B.V. The genetic modifications do not give rise to safety concerns. The food enzyme was considered free from viable cells of the production organism and its DNA. It is
EFSA Panel on Food Enzymes (FEZ)   +17 more
wiley   +1 more source

Safety evaluation of the food enzyme containing endo‐1,3(4)‐β‐glucanase, endo‐1,4‐β‐xylanase and cellulase activities from the non‐genetically modified Rasamsonia emersonii strain FGB

open access: yesEFSA Journal, Volume 24, Issue 6, June 2026.
Abstract The food enzyme containing endo‐1,3(4)‐β‐glucanase (3‐(1,3;1,4)‐β‐d‐glucan 3(4)‐glucanohydrolase; EC 3.2.1.6), endo‐1,4‐β‐xylanase (4‐β‐d‐xylan xylanohydrolase; EC 3.2.1.8) and cellulase (4‐(1,3;1,4)‐β‐d‐glucan‐4‐glucanohydrolase EC 3.2.1.4) is produced with the non‐genetically modified Rasamsonia emersonii strain FGB by DSM Food Specialties B.
EFSA Panel on Food Enzymes (FEZ)   +18 more
wiley   +1 more source

Plant diversity is not a consistent predictor of soil extracellular enzyme activity in field or experimental grasslands

open access: yesEcosphere, Volume 17, Issue 5, May 2026.
Abstract Soil extracellular enzymes are produced and excreted by soil microbial organisms. They catalyze many of the biochemical reactions that support crucial ecosystem functions like decomposition, organic matter mineralization, nutrient cycling, and C sequestration.
Jennifer K. Bell   +15 more
wiley   +1 more source

Recovery and partial purification of thermophilic β-xylosidase derived from recombinant Bacillus megaterium MS941 by aqueous two-phase system [PDF]

open access: yes, 2017
A polymer–salt-based aqueous two-phase system (ATPS) was developed for the effective extraction and purification of extracellular β-xylosidase from the fermentation broth of recombinant Bacillus megaterium MS941.
Abbasiliasi, Sahar   +6 more
core   +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

Biochemical and kinetic characterization of GH43 β-d-xylosidase/α-l-arabinofuranosidase and GH30 α-l-arabinofuranosidase/β-d-xylosidase from rumen metagenome [PDF]

open access: yes, 2012
The present study focuses on characterization of two hemicellulases, RuXyn1 and RuXyn2, from rumen bacterial metagenome and their capabilities for degradation of xylans.
Yufei Zhou   +4 more
core   +1 more source

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