Results 111 to 120 of about 61,242 (304)

New glycoside hydrolase families of β‐1,2‐glucanases

open access: yesProtein Science, Volume 34, Issue 6, June 2025.
Abstract β‐1,2‐Glucans are natural glucose polymers produced by bacteria and play important physiological roles, including as symbiotic or pathogenic factors and in osmoregulation. Glycoside hydrolase (GH) families related to β‐1,2‐glucan metabolism (GH144, GH162, and GH189) have recently been created by identification of two β‐1,2‐glucanases and a β‐1,
Masahiro Nakajima   +22 more
wiley   +1 more source

Serosurvey of Smooth Brucella, Leptospira spp. and Toxoplasma gondii in Free-Ranging Jaguars (Panthera onca) and Domestic Animals from Brazil. [PDF]

open access: yes, 2015
This study investigated the exposure of jaguar populations and domestic animals to smooth Brucella, Leptospira spp. and Toxoplasma gondii in the Cerrado, Pantanal and Amazon biomes of Brazil.
de Morais, Zenaide Maria   +11 more
core   +4 more sources

EXPERIMENTAL BRUCELLA ABORTUS INFECTION IN WOLVES [PDF]

open access: yesJournal of Wildlife Diseases, 2004
Four juvenile male wolves (Canis lupus) each received an oral dose of 1.6-1.7 x 10(12) colony-forming units of Brucella abortus biovar 1 isolated from a bison (Bison bison) in Wood Buffalo National Park (Canada), and two others served as negative controls.
Stacy V. Tessaro, Lorry B. Forbes
openaire   +3 more sources

Elucidating the Mechanism of Temporal Adaptation to Hydrogen Peroxide‐Induced Oxidative Stress in Corynebacterium glutamicum

open access: yesMicrobial Biotechnology, Volume 18, Issue 6, June 2025.
In this study, RNA‐seq was employed to investigate the temporal transcriptional response of C. glutamicum ATCC 13032 to external H2O2 at 720 mM (2.45% w/w). The results reveal significant changes in gene expression across multiple pathways, including peroxide scavenging, central metabolism, sulphur and iron metabolism, amino acid biosynthesis, and DNA ...
Chang Yu   +8 more
wiley   +1 more source

Potential role of fibroblast-like synoviocytes in joint damage induced by Brucella abortus infection through production and induction of matrix metalloproteinases [PDF]

open access: yes, 2011
Arthritis is one of the most common complications of human brucellosis, but its pathogenic mechanisms have not been elucidated. Fibroblast-like synoviocytes (FLS) are known to be central mediators of joint damage in inflammatory arthritides through the ...
Aydin M.   +53 more
core   +2 more sources

Serological and molecular detection of bovine brucellosis at institutional livestock farms in Punjab, Pakistan [PDF]

open access: yes, 2020
Bovine brucellosis remains a persistent infection in ruminants in Pakistan. A total of 828 (409 buffaloes and 419 cattle) sera were collected from 11 institutional-owned livestock farms in Punjab, Pakistan.
Hussain, Muhammad Hammad   +9 more
core   +1 more source

Genomic Characterization Provides New Insights for Detailed Phage- Resistant Mechanism for Brucella abortus

open access: yesFrontiers in Microbiology, 2019
As the causative agent of cattle brucellosis, Brucella abortus commonly exhibits smooth phenotype (by virtue of colony morphology) that is characteristically sensitive to specific Brucella phages, playing until recently a major role in taxonomical ...
Xu-ming Li   +11 more
doaj   +1 more source

Brucella abortus down‐regulates MHC class II by the IL‐6‐dependent inhibition of CIITA through the downmodulation of IFN regulatory factor‐1 (IRF‐1)

open access: yesJournal of Leukocyte Biology, 2017
Brucella abortus is an intracellular pathogen capable of surviving inside of macrophages. The success of B. abortus as a chronic pathogen relies on its ability to orchestrate different strategies to evade the adaptive CD4+ T cell responses that it ...
L. Velasquez   +9 more
semanticscholar   +1 more source

By‐Catch of Grey Seals in Fish Traps in the German Baltic Sea—From Incidents to Mitigation and Fisheries Regulation

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 35, Issue 5, May 2025.
ABSTRACT In autumn 2017, an unusual mortality event of Baltic grey seals (Halichoerus grypus grypus) occurred at the German Baltic coast. An alarming 23 carcasses of healthy, well‐fed, male large grey seals were found in a confined area in the Greifswald Bay (Mecklenburg‐Western Pomerania) in < 10 weeks from September to December.
Linda Westphal   +12 more
wiley   +1 more source

The endoribonuclease YbeY is linked to proper cellular morphology and virulence in 2 Brucella abortus [PDF]

open access: yes, 2018
The endoribonuclease YbeY is one of the most well conserved proteins across the kingdoms of life. In the present study, we demonstrate that YbeY in Brucella abortus is linked to a variety of important activities, including proper cellular morphology ...
Budnick, James A.   +5 more
core   +1 more source

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