Results 51 to 60 of about 1,206 (173)

Toxin-Activating Stapled Peptides Discovered by Structural Analysis Were Identified as New Therapeutic Candidates That Trigger Antibacterial Activity against Mycobacterium tuberculosis in the Mycobacterium smegmatis Model

open access: yesMicroorganisms, 2021
The structure-function relationships of toxin-antitoxin (TA) systems from Mycobacterium tuberculosis have prompted the development of novel and effective antimicrobial agents that selectively target this organism.
Sung-Min Kang   +6 more
doaj   +1 more source

Analysis of non-typeable Haemophilous influenzae VapC1 mutations reveals structural features required for toxicity and flexibility in the active site. [PDF]

open access: yesPLoS ONE, 2014
Bacteria have evolved mechanisms that allow them to survive in the face of a variety of stresses including nutrient deprivation, antibiotic challenge and engulfment by predator cells.
Brooke Hamilton   +4 more
doaj   +1 more source

Molecular Characterization of Protease Activity in Serratia sp. Strain SCBI and Its Importance in Cytotoxicity and Virulence [PDF]

open access: yes, 2014
A newly recognized Serratia species, termed South African Caenorhabditis briggsae isolate (SCBI), is both a mutualist of the nematode Caenorhabditis briggsae KT0001 and a pathogen of lepidopteran insects. Serratia sp.
Petersen, Lauren M., Tisa, Louis S.
core   +2 more sources

Keeping the Wolves at Bay: Antitoxins of Prokaryotic Type II Toxin-Antitoxin Systems [PDF]

open access: yes, 2016
In their initial stages of discovery, prokaryotic toxin-antitoxin (TA) systems were confined to bacterial plasmids where they function to mediate the maintenance and stability of usually low- to medium-copy number plasmids through the post-segregational ...
Chan, Wai Ting   +2 more
core   +2 more sources

Panel 3 : Genetics and Precision Medicine of Otitis Media [PDF]

open access: yes, 2017
Objective. The objective is to perform a comprehensive review of the literature up to 2015 on the genetics and precision medicine relevant to otitis media. Data Sources. PubMed database of the National Library of Medicine. Review Methods.
Brown, Steve   +9 more
core   +1 more source

The transcriptome of Mycobacterium tuberculosis in a lipid-rich dormancy model through RNAseq analysis [PDF]

open access: yes, 2017
Tuberculosis (TB) is currently the number one killer among infectious diseases worldwide. Lipids are abundant molecules during the infectious cycle of Mycobacterium tuberculosis (Mtb) and studies better mimicking its actual metabolic state during ...
Aguilar-Ayala, Diana   +7 more
core   +2 more sources

Transcriptional cross-activation between toxin-antitoxin systems of Escherichia coli [PDF]

open access: yes, 2013
BACKGROUND: Bacterial toxin-antitoxin (TA) systems are formed by potent regulatory or suicide factors (toxins) and their short-lived inhibitors (antitoxins). Antitoxins are DNA-binding proteins and auto-repress transcription of TA operons.
Niilo Kaldalu   +3 more
core   +1 more source

Deletion of toxin–antitoxin systems in the evolution of Shigella sonnei as a host-adapted pathogen [PDF]

open access: yes, 2016
Pathogenic Shigella spp. are the leading cause of bacterial dysentery, with Shigella flexneri and Shigella sonnei accounting for around 90% of cases worldwide. While S.
McVicker, G, Tang, CM
core   +1 more source

Physiologic Stresses Reveal a Salmonella Persister State and TA Family Toxins Modulate Tolerance to These Stresses. [PDF]

open access: yesPLoS ONE, 2015
Bacterial persister cells are considered a basis for chronic infections and relapse caused by bacterial pathogens. Persisters are phenotypic variants characterized by low metabolic activity and slow or no replication.
Eugenia Silva-Herzog   +3 more
doaj   +1 more source

An integrated whole genome analysis of Mycobacterium tuberculosis reveals insights into relationship between its genome, transcriptome and methylome. [PDF]

open access: yes, 2019
Human tuberculosis disease (TB), caused by Mycobacterium tuberculosis (Mtb), is a complex disease, with a spectrum of outcomes. Genomic, transcriptomic and methylation studies have revealed differences between Mtb lineages, likely to impact on ...
A Fallow   +44 more
core   +3 more sources

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