Results 101 to 110 of about 8,918 (214)

Burkholderia cenocepacia utilizes a type VI secretion system for bacterial competition

open access: yesMicrobiologyOpen, 2019
Burkholderia cenocepacia is an opportunistic bacterial pathogen that poses a significant threat to individuals with cystic fibrosis by provoking a strong inflammatory response within the lung.
Helena L. Spiewak   +6 more
doaj   +1 more source

A Novel Plant Secondary Metabolite‐Binding Gene Family Required for Full Virulence in Pectobacterium parvum

open access: yesMolecular Plant Pathology, Volume 27, Issue 8, August 2026.
A newly identified virulence family from Pectobacterium parvum that binds plant defensive compounds (e.g., solanidine) with high affinity enhances bacterial tolerance and is required for full virulence. This trade‐off between defence and growth reveals a key host‐adaptation strategy.
Jinhui Wang   +5 more
wiley   +1 more source

T6SS in C. freundii CF74.

open access: yes, 2012
Here is shown a schematic representation of the C. freundii CF74 T6SS gene cluster compared to the T6SS clusters of Salmonella enterica serovar Agona strain SL483 and enteroaggregative E. coli (EAEC) strain 55989.
Liyun Liu (176143)   +14 more
core   +1 more source

To Beet or Not (Just) to Beet: Ecology, Virulence and Genomic Insights Into the Leaf Spot Disease Causative Pseudomonas syringae pv. aptata

open access: yesMolecular Plant Pathology, Volume 27, Issue 7, July 2026.
We profile Pseudomonas syringae pv. aptata, causing bacterial leaf spot on chenopods and cucurbits, highlighting epidemiology, virulence mechanisms and integrated disease management strategies. ABSTRACT Taxonomy Kingdom Bacteria; Phylum Proteobacteria; Class Gammaproteobacteria; Family Pseudomonadaceae; Genus Pseudomonas; Species Pseudomonas syringae ...
Ivan Nikolić   +7 more
wiley   +1 more source

Putative model for the Francisella T6SS.

open access: yes, 2016
The model was adapted from [13]. The Francisella T6SS is presented in the contraction phase. While the interaction of IglF and IglG was demonstrated in this study, the function and the localization of IglF within the T6SS remain to be determined.
Jeanette E. Bröms (117821)   +14 more
core   +1 more source

High genetic diversity and different type VI secretion systems in Enterobacter species revealed by comparative genomics analysis

open access: yesBMC Microbiology
The human-pathogenic Enterobacter species are widely distributed in diverse environmental conditions, however, the understanding of the virulence factors and genetic variations within the genus is very limited.
Mu Peng   +5 more
doaj   +1 more source

The Roles of Two Type VI Secretion Systems in Cronobacter sakazakii ATCC 12868

open access: yesFrontiers in Microbiology, 2018
The type VI secretion system (T6SS), which has been found in 25% of gram-negative bacteria, is a crucial virulence factor in several pathogens. Although T6SS gene loci have been discovered in Cronobacter species, one of the major opportunistic foodborne ...
Min Wang   +17 more
doaj   +1 more source

Ralstonia pseudosolanacearum PhcQ Controls Quorum Sensing‐Dependent Phenotypes by Binding PhcA and Maintaining Its Protein Stability

open access: yesMolecular Plant Pathology, Volume 27, Issue 7, July 2026.
PhcQ is a key intermediary stabiliser of PhcA controlling quorum sensing‐dependent phenotypes by maintaining protein stability of PhcA. It is downstream of PhcB and upstream of PhcA in the QS regulatory cascade. It binds to PhcA; deletion of a disordered tail in the PhcA C‐terminus impairs its binding affinity.
Min Chen   +11 more
wiley   +1 more source

T6SS-dependent competition among V. cholerae isolates.

open access: yes, 2013
(A–C) Smooth V. cholerae isolates successfully competed with each other and outcompeted the rough isolates in a T6SS-dependent manner. All combinations among the isolates and their isogenic vasK mutants were tested in a killing assay: Predator- and prey ...
Jorge Duran-Gonzalez (301560)   +10 more
core   +1 more source

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, Volume 600, Issue 11, Page 1589-1604, June 2026.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

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