Results 41 to 50 of about 5,798 (171)

Obtainment and characterization of digestive aspartic proteases from the fish Caranx hippos (Linnaeus, 1766)

open access: yesBrazilian Journal of Biology, 2021
This work aimed to obtain aspartic proteases of industrial and biotechnological interest from the stomach of the crevalle jack fish (Caranx hippos).
J. A. F. Silva   +7 more
doaj   +1 more source

Cryo‐EM Structures of Alcohol Oxidase Isozymes Reveal Structural Determinants of Cofactor Variation and Enzymatic Activity in Ogataea methanolica

open access: yesMicrobial Biotechnology, Volume 19, Issue 4, April 2026.
The methylotrophic yeast, Ogataea methanolica uniquely harbours two alcohol oxidase (AOD) isozymes, Mod1p and Mod2p, which exhibit distinct kinetic properties and are differentially regulated by methanol and oxygen availability, enabling metabolic adaptation to fluctuating environments.
Hao‐Liang Cai   +9 more
wiley   +1 more source

Effect of temperature shift operation on xylanase production by Aspergillus niger A-25

open access: yesSiliao yanjiu, 2021
The experiment studied the effect of different temperatures on the biomass and xylanase production of Aspergillus niger, and explored the reasons for the xylanase production increase through the enzyme activity per unit mass of hyphae and the enzyme ...
Zhang-yuan QIN   +4 more
doaj  

Towards a Novel Biocontrol Strategy: High Performance of Optimised Cell Wall‐Degrading Enzymes Secreted by Escovopsis primorosea LBM 277

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 2, April 2026.
Escovopsis primorosea LBM 277 efficiently produced proteases, β‐1,3‐glucanases and chitinases under submerged fermentation using Leucoagaricus gongylophorus cell walls and Mandels complex. RSM‐BBD optimization significantly increased enzyme activity. The enzymatic cocktail remained stable for 30 days at room temperature and pH 4–6, aligning with the ...
Marcela Paola Barengo   +4 more
wiley   +1 more source

Chryseobacterium indologenes, novel mannanase-producing bacteria [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2009
Mannanase is a mannan degrading enzyme which is produced by microorganisms, including bacteria. This enzyme can be used in many industrial processes as well as for improving the quality of animal feeds.
Surachai Rattanasuk   +1 more
doaj  

Examination of Brevibacterium linens by an Electrophoretic Zymogram Technique [PDF]

open access: yesJournal of General Microbiology, 1974
SUMMARY: Fifteen isolates of Brevibacterium linens were tested by polyacrylamide gel electrophoresis. Protein patterns and zymograms of 18 intracellular enzyme activities (α-naphthyl acetate and β-naphthyl butyrate esterases, tributyrinase, alcohol-, lactate-, malate-, succinate-, glucose-6-phosphate-, 6-phosphogluconate-, isocitrate-, alanine- and ...
openaire   +2 more sources

Techniques to Detect and Quantify the Bacterial Metalloprotease AprX in Bovine Milk: A Review

open access: yesComprehensive Reviews in Food Science and Food Safety, Volume 25, Issue 2, March 2026.
ABSTRACT The heat‐stable metalloprotease AprX, secreted by psychrotrophic Pseudomonas spp., is a major cause of quality deterioration in dairy products, particularly ultrahigh temperature (UHT) milk. This review synthesizes the evolution and current state of detection and quantification techniques for AprX in bovine milk, covering traditional ...
Aritra Sinha, Alan L. Kelly
wiley   +1 more source

Redox‐Dependent Activation of Matrix Metalloproteinases Regulates Influenza A Virus Replication in Neuronal Cells

open access: yesInternational Journal of Microbiology, Volume 2026, Issue 1, 2026.
Background Influenza A virus (IAV) is a major respiratory pathogen with the potential to invade the central nervous system (CNS), leading to neurological complications. However, the mechanisms underlying IAV neurotropism and its impact on neuronal cells remain poorly understood.
Carla Prezioso   +8 more
wiley   +1 more source

In Vitro Evaluation of the Ovicidal Potential of Proteases from Beauveria bassiana Against Eurytrema pancreaticum Eggs

open access: yesMicrobiology Research
In the search for new alternatives for controlling parasitic agents, proteases from Beauveria bassiana stand out. The aim of this study was to evaluate in silico and in vitro the ovicidal potential of B.
Lisseth Bibiana Puentes Figueroa   +8 more
doaj   +1 more source

Allozyme pattern for new record of Craspedacusta sowerbii in Serbia [PDF]

open access: yesZbornik Matice Srpske za Prirodne Nauke, 2004
Cosmopolitan freshwater jellyfish Craspedacusta sowerbii L a n k e s t e r 1880 (Cnidaria, Hydrozoa) was recorded for the first time in the lake Velika peskara near Zrenjanin (Serbia and Montenegro) in summer 1998. A natural population of C.
Ludoški Jasmina Lj.   +2 more
doaj   +1 more source

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