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VopX, a novel T3SS effector, modulates host actin dynamics.
mBio
January 2025
Department of Microbiology and Immunology, University of Rochester Medical Center, Rochester, New York, USA.
Unlabelled: Pathogenic strains cause cholera using different mechanisms. O1 and O139 serogroup strains use the toxin-co-regulated pilus (TCP) and cholera toxin (CT) for intestinal colonization and to promote secretory diarrhea, while non-O1/non-O139 serogroup strains are typically non-toxigenic and use alternate virulence factors to cause a clinically similar disease. An O39 serogroup, TCP/CT-negative strain, named AM-19226, uses a type III secretion system (T3SS) to translocate more than 10 effector proteins into the host cell cytosol.
View Article and Find Full Text PDFLitR and its quorum-sensing regulators modulate biofilm formation by .
J Bacteriol
January 2025
Department of Microbiology and Immunology, Stritch School of Medicine Loyola University Chicago, Chicago, Illinois, USA.
Quorum sensing controls numerous processes ranging from the production of virulence factors to biofilm formation. Biofilms, communities of bacteria that are attached to one another and/or a surface, are common in nature, and when they form, they can produce a quorum of bacteria. One model system to study biofilms is the bacterium , which forms a biofilm that promotes the colonization of its symbiotic host.
View Article and Find Full Text PDFSkin and soft tissue infections in people migrating by sea to the Canary Islands, Spain.
Med Clin (Barc)
January 2025
Servicio de Medicina Interna, Hospital Nuestra Señora de la Candelaria, Santa Cruz de Tenerife, Tenerife, España.
Introduction: People migrating to the Canary Islands by sea frequently suffer from potentially severe skin and soft tissue infections (SSTIs) for which optimal empirical antibiotic therapy is not well defined.
Methods: This descriptive retrospective observational study assess a case series of newly arrived maritime migrants to the Canary Islands who were diagnosed with clinical and microbiological SSTIs and admitted to the Nuestra Señora de La Candelaria Hospital in Tenerife between January 2020 and December 2023. Clinical data, bacterial species, resistance profiles, and choice of empirical treatments were analysed.
An attenuated live strain of HY9901 mutant Δgr provides protection against Vibrio alginolyticus in pearl gentian grouper (♀Epinephelus fuscoguttatus × ♂Epinephelus lanceolatu).
Vet Immunol Immunopathol
January 2025
Fisheries College of Guangdong Ocean University, Guangdong Provincial Key Laboratory of Aquatic Animal Disease Control and Healthy Culture, Key Laboratory of Control for Diseases of Aquatic Economic Animals of Guangdong Higher Education Institute, Zhanjiang, China. Electronic address:
Vibrio alginolyticus is a serious aquaculture bacterial pathogen, which is widely distributed in the ocean and rivers, and cause vibriosis in aquaculture. Therefore, it is imperative to develop effective vaccine to prevent vibriosis. In this study, the efficacy of gr deletion strain (Δgr) of V.
View Article and Find Full Text PDFAntioxidant, antidiabetic, and antimicrobial efficacy of germinated Ocimum gratissimum and Ocimum basilicum seed.
J Sci Food Agric
January 2025
University of Agricultural Sciences, Bengaluru, India.
Background: The edible seeds of Ocimum gratissimum and Ocimum basilicum were found to be a potent source of phytochemicals with noteworthy antioxidant, antidiabetic, and antimicrobial properties. This study aimed to investigate the impact of germination and extraction solvents (ethanol (EtOH), distilled water) on the therapeutic properties exhibited and the ability of seed extracts to act as natural food preservatives.
Results: The EtOH extracts of germinated O.
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