Results 11 to 20 of about 1,032 (144)

Shared mechanisms of enhanced plasmid maintenance and antibiotic tolerance mediated by the VapBC toxin:antitoxin system [PDF]

open access: yesmBio
Toxin:antitoxin (TA) systems are widespread in bacteria and were first identified as plasmid addiction systems that kill bacteria lacking a TA-encoding plasmid following cell division.
Sarah Hollingshead   +10 more
doaj   +2 more sources

Focused Overview of Mycobacterium tuberculosis VapBC Toxin–Antitoxin Systems Regarding Their Structural and Functional Aspects: Including Insights on Biomimetic Peptides [PDF]

open access: yesBiomimetics, 2023
Tuberculosis, caused by Mycobacterium tuberculosis, is a lethal infectious disease of significant public health concern. The rise of multidrug-resistant and drug-tolerant strains has necessitated novel approaches to combat the disease.
Sung-Min Kang
doaj   +2 more sources

VapC toxins promote the pathogenesis of Rickettsia heilongjiangensis by cleaving essential RNAs from both Rickettsia and its host. [PDF]

open access: yesPLoS Pathogens
Toxin-antitoxin (TA) modules enable bacteria to persist under stressful environments. However, they are typically absent from host-associated prokaryotes due to their potential host toxicity. Here, the obligate intracellular bacterium spotted fever group
Yan Liu   +10 more
doaj   +2 more sources

VAPC, an Human Endogenous Inhibitor for Hepatitis C Virus (HCV) Infection, Is Intrinsically Unstructured but Forms a “Fuzzy Complex” with HCV NS5B

open access: yesPLoS ONE, 2012
Nearly 200 million people are infected by hepatitis C virus (HCV) worldwide. For replicating the HCV genome, the membrane-associated machinery needs to be formed by both HCV non-structural proteins (including NS5B) and human host factors such as VAPB ...
Garvita Gupta   +2 more
exaly   +3 more sources

Bioinformatic and literature assessment of toxicity and allergenicity of a CRISPR-Cas9 engineered gene drive to control Anopheles gambiae the mosquito vector of human malaria [PDF]

open access: yesMalaria Journal, 2023
Background Population suppression gene drive is currently being evaluated, including via environmental risk assessment (ERA), for malaria vector control.
Alima Qureshi, John B. Connolly
doaj   +2 more sources

Generation of a toxin/antitoxin-based counterselection marker for Chlamydia trachomatis [PDF]

open access: yesInfection and Immunity
Chlamydia trachomatis is the leading cause of bacterial sexually transmitted infection in the United States. The high rate of asymptomatic cases and absence of a vaccine often leave infections untreated, increasing the risk of serious complications in ...
Eleanor Steiner   +3 more
doaj   +2 more sources

Understanding the physiological role and cross-interaction network of VapBC35 toxin-antitoxin system from Mycobacterium tuberculosis [PDF]

open access: yesCommunications Biology
The VapBC toxin-antitoxin (TA) system, composed of VapC toxin and VapB antitoxin, has gained attention due to its relative abundance in members of the M. tuberculosis complex.
Neelam Singh   +4 more
doaj   +2 more sources

In Silico Analysis of Genetic VapC Profiles from the Toxin-Antitoxin Type II VapBC Modules among Pathogenic, Intermediate, and Non-Pathogenic Leptospira

open access: yesMicroorganisms, 2019
Pathogenic Leptospira spp. is the etiological agent of leptospirosis. The high diversity among Leptospira species provides an array to look for important mediators involved in pathogenesis.
Alexandre P. Y. Lopes   +5 more
doaj   +2 more sources

Effect of rickettsial toxin VapC on its eukaryotic host.

open access: yesPLoS ONE, 2011
Rickettsia are intracellular bacteria typically associated with arthropods that can be transmitted to humans by infected vectors. Rickettsia spp. can cause mild to severe human disease with a possible protection effect of corticosteroids when antibiotic ...
Gilles Audoly   +9 more
doaj   +2 more sources

The N-terminal domain is required for cell surface localisation of VapA, a member of the Vap family of Rhodococcus equi virulence proteins. [PDF]

open access: yesPLoS ONE
Rhodococcus equi pneumonia is an important cause of mortality in foals worldwide. Virulent equine isolates harbour an 80-85kb virulence plasmid encoding six virulence-associated proteins (Vaps).
Raúl Miranda-CasoLuengo   +6 more
doaj   +2 more sources

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