Pathogenicity and virulence regulation of Vibrio cholerae at the interface of host-gut microbiome interactions

A Hsiao, J Zhu - Virulence, 2020 - Taylor & Francis
ABSTRACT The Gram-negative bacterium Vibrio cholerae is responsible for the severe
diarrheal pandemic disease cholera, representing a major global public health concern …

Structure, regulation, and host interaction of outer membrane protein U (OmpU) of Vibrio species

HA Ganie, A Choudhary, S Baranwal - Microbial Pathogenesis, 2022 - Elsevier
OmpU is a multimeric, cation selective outer membrane protein of Vibrio and related species
that non-covalently interact with peptidoglycan layer. Interaction of OmpU with human host …

Bile acids and bicarbonate inversely regulate intracellular cyclic di-GMP in Vibrio cholerae

BJ Koestler, CM Waters - Infection and immunity, 2014 - Am Soc Microbiol
Vibrio cholerae is a Gram-negative bacterium that persists in aquatic reservoirs and causes
the diarrheal disease cholera upon entry into a human host. V. cholerae employs the second …

ToxR activates the Vibrio cholerae virulence genes by tethering DNA to the membrane through versatile binding to multiple sites

A Canals, S Pieretti… - Proceedings of the …, 2023 - National Acad Sciences
ToxR, a Vibrio cholerae transmembrane one-component signal transduction factor, lies
within a regulatory cascade that results in the expression of ToxT, toxin coregulated pilus …

Autoregulation of ToxR and Its Regulatory Actions on Major Virulence Gene Loci in Vibrio parahaemolyticus

Y Zhang, L Hu, G Osei-Adjei, Y Zhang… - Frontiers in Cellular …, 2018 - frontiersin.org
Vibrio parahaemolyticus, the leading causative agent of seafood-associated gastroenteritis,
harbors two major virulence gene loci T3SS1 and Vp-PAI (T3SS2 and tdh2). ToxR is a …

Ambient pH alters the protein content of outer membrane vesicles, driving host development in a beneficial symbiosis

JB Lynch, JA Schwartzman, BD Bennett… - Journal of …, 2019 - Am Soc Microbiol
Outer membrane vesicles (OMVs) are continuously produced by Gram-negative bacteria
and are increasingly recognized as ubiquitous mediators of bacterial physiology. In …

Transcriptional Regulation of the Type VI Secretion System 1 Genes by Quorum Sensing and ToxR in Vibrio parahaemolyticus

Y Zhang, H Gao, G Osei-Adjei, Y Zhang… - Frontiers in …, 2017 - frontiersin.org
Vibrio parahaemolyticus, the leading cause of seafood-associated gastroenteritis, harbors
two separate T6SSs on chromosomes 1 and 2, ie, T6SS1 (VP1386-1420) and T6SS2 …

Vibrio cholerae ToxR downregulates virulence factor production in response to cyclo (Phe-Pro)

XR Bina, DL Taylor, A Vikram, VM Ante, JE Bina - MBio, 2013 - Am Soc Microbiol
Vibrio cholerae is an aquatic organism that causes the severe acute diarrheal disease
cholera. The ability of V. cholerae to cause disease is dependent upon the production of two …

ToxR antagonizes H-NS regulation of horizontally acquired genes to drive host colonization

MI Kazi, AR Conrado, AR Mey, SM Payne… - PLoS …, 2016 - journals.plos.org
The virulence regulator ToxR initiates and coordinates gene expression needed by Vibrio
cholerae to colonize the small intestine and cause disease. Despite its prominence in V …

Vesicles From Vibrio cholerae Contain AT-Rich DNA and Shorter mRNAs That Do Not Correlate With Their Protein Products

P Langlete, AK Krabberød… - Frontiers in …, 2019 - frontiersin.org
Extracellular vesicles secreted by Gram-negative bacteria have proven to be important in
bacterial defense, communication and host–pathogen relationships. They resemble smaller …