Results 21 to 30 of about 5,373 (162)

Overexpression of an outer membrane protein associated with decreased susceptibility to carbapenems in Proteus mirabilis. [PDF]

open access: yesPLoS ONE, 2015
Proteus mirabilis isolates commonly have decreased susceptibility to imipenem. Previously, we found P. mirabilis hfq mutant was more resistant to imipenem and an outer membrane protein (OMP) could be involved.
Yi-Lin Tsai   +6 more
doaj   +1 more source

The RNA Chaperone Hfq Participates in Persistence to Multiple Antibiotics in the Fish Pathogen Yersinia ruckeri

open access: yesMicroorganisms, 2021
Yersinia ruckeri causes outbreaks of enteric redmouth disease in salmon aquaculture all over the world. The transient antibiotic tolerance exhibited by bacterial persisters is commonly thought to be responsible for outbreaks; however, the molecular ...
Iván L. Calderón   +5 more
doaj   +1 more source

Involvement of the post-transcriptional regulator Hfq in Yersinia pestis virulence. [PDF]

open access: yesPLoS ONE, 2009
BACKGROUND:Yersinia pestis is the causative agent of plague, which is transmitted primarily between fleas and mammals and is spread to humans through the bite of an infected flea or contact with afflicted animals.
Jing Geng   +13 more
doaj   +1 more source

Hfq Globally Binds and Destabilizes sRNAs and mRNAs in Yersinia pestis

open access: yesmSystems, 2019
Hfq is a ubiquitous Sm-like RNA-binding protein in bacteria involved in physiological fitness and pathogenesis, while its in vivo binding nature remains elusive. Here we reported genome-wide Hfq-bound RNAs in Yersinia pestis, a causative agent of plague,
Yanping Han   +7 more
doaj   +1 more source

The RNA chaperone Hfq is important for growth and stress tolerance in Francisella novicida.

open access: yesPLoS ONE, 2011
The RNA-binding protein Hfq is recognized as an important regulatory factor in a variety of cellular processes, including stress resistance and pathogenesis.
Jacob R Chambers, Kelly S Bender
doaj   +1 more source

A Unique cis-Encoded Small Noncoding RNA Is Regulating Legionella pneumophila Hfq Expression in a Life Cycle-Dependent Manner

open access: yesmBio, 2017
Legionella pneumophila is an environmental bacterium that parasitizes protozoa, but it may also infect humans, thereby causing a severe pneumonia called Legionnaires’ disease. To cycle between the environment and a eukaryotic host, L.
Giulia Oliva   +4 more
doaj   +1 more source

Impact of Hfq on global gene expression and intracellular survival in Brucella melitensis. [PDF]

open access: yesPLoS ONE, 2013
Brucella melitensis is a facultative intracellular bacterium that replicates within macrophages. The ability of brucellae to survive and multiply in the hostile environment of host macrophages is essential to its virulence. The RNA-binding protein Hfq is
Mingquan Cui   +17 more
doaj   +1 more source

Post-transcriptional regulator Hfq binds catalase HPII: crystal structure of the complex. [PDF]

open access: yesPLoS ONE, 2013
We report a crystal structure of Hfq and catalase HPII from Escherichia coli. The post-transcriptional regulator Hfq plays a key role in the survival of bacteria under stress.
Koji Yonekura   +5 more
doaj   +1 more source

Staphylococcus aureus pigmentation is not controlled by Hfq

open access: yesBMC Research Notes, 2020
Objective The golden color of Staphylococcus aureus is due to the synthesis of carotenoid pigments. In Gram-negative bacteria, Hfq is a global posttranscriptional regulator, but its function in S. aureus remains obscure. The absence of Hfq in S.
Wenfeng Liu   +3 more
doaj   +1 more source

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