Results 1 to 10 of about 4,758 (110)

Aerobactin-Mediated Iron Acquisition Enhances Biofilm Formation, Oxidative Stress Resistance, and Virulence of Yersinia pseudotuberculosis

open access: yesFrontiers in Microbiology, 2021
Aerobactin is a citrate-hydroxamate siderophore that is critical for the virulence of pathogenic enteric bacteria. However, although the aerobactin-producing iucABCD-iutA operon is distributed widely in the genomes of Yersinia species, none of the ...
Yao Wang, Zhiyan Wei, Zhiqiang Lu
exaly   +3 more sources

Aerobactin is a key driver of hypervirulent Klebsiella pneumoniae translocation and virulence. [PDF]

open access: yesPLoS Pathogens
Hypervirulent Klebsiella pneumoniae (hvKP) is an emerging pathotype capable of causing severe systemic infections. Gastrointestinal (GI) colonization often precedes invasive disease, but the mechanisms driving translocation to extra-intestinal sites are ...
Giovanna E Hernandez   +12 more
doaj   +2 more sources

Effects of aerobactin-encoding gene iucB and regulator of mucoid phenotype rmpA on the virulence of Klebsiella pneumoniae causing liver abscess

open access: yesFrontiers in Cellular and Infection Microbiology, 2022
This study aimed to analyze the influence of the main aerobactin-encoding gene iucB and the regulator of mucoid phenotype rmpA on the virulence of Klebsiella pneumoniae causing liver abscess.
Zeyu Huang, Yining Zhao, Mengxin Xu
exaly   +3 more sources

Emergence of hypervirulent and carbapenem-resistant Klebsiella pneumoniae ST37: genomic and phenotypic characterization of virulence and resistance [PDF]

open access: yesFrontiers in Microbiology
The emergence and spread of carbapenem-resistant Klebsiella pneumoniae (CRKP) ST37 necessitates urgent reassessment of its pathogenic potential. This study aims to characterize the genomic and phenotypic features of ST37 isolates collected from a ...
Li Shen   +12 more
doaj   +2 more sources

Virulome–resistome convergence in swine-associated multidrug-resistant Escherichia coli from Hungary: virulence marker profiles and zoonotic potential [PDF]

open access: yesFrontiers in Veterinary Science
BackgroundSwine production can sustain dense reservoirs of multidrug-resistant (MDR) Escherichia coli in which mobilizable resistance may co-occur with virulence modules relevant to animal health and One Health risk. We profiled the virulome of Hungarian
Ádám Kerek   +20 more
doaj   +2 more sources

The iucC gene is a major contributor to the virulence of hypervirulent Klebsiella pneumoniae [PDF]

open access: yesFrontiers in Cellular and Infection Microbiology
BackgroundHypervirulent Klebsiella pneumoniae (hvKp) is a critical pathogen that causes highly lethal invasive infections with its virulence linked to that of aerobactin, the core siderophore system of hvKp.MethodsHere, 20 porcine-derived K.
Chong Chen   +12 more
doaj   +2 more sources

Cross-border spread of a mosaic resistance (OXA-48) and virulence (aerobactin) plasmid in Klebsiella pneumoniae: a European Antimicrobial Resistance Genes Surveillance Network investigation, Europe, February 2019 to October 2024 [PDF]

open access: yesEurosurveillance
An investigation of the European Antimicrobial Resistance Genes Surveillance Network (EURGen-Net) detected the same mosaic IncHI1B(pNDM-MAR) resistance (OXA-48) and virulence (aerobactin) plasmid in 492 Klebsiella pneumoniae isolates from eight European ...
Anke Kohlenberg
doaj   +2 more sources

Genomic Analysis of Multidrug-Resistant Hypervirulent (Hypermucoviscous) Klebsiella pneumoniae Strain Lacking the Hypermucoviscous Regulators (rmpA/rmpA2)

open access: yesAntibiotics, 2022
Hypervirulent K. pneumoniae (hvKP) strains possess distinct characteristics such as hypermucoviscosity, unique serotypes, and virulence factors associated with high pathogenicity.
Hisham N. Altayb   +7 more
doaj   +1 more source

Genome-Based Analysis of Klebsiella spp. Isolates from Animals and Food Products in Germany, 2013–2017

open access: yesPathogens, 2021
The increase in infections with multidrug-resistant and virulent Klebsiella pneumoniae (K. pneumoniae) strains poses a serious threat to public health. However, environmental reservoirs and routes of transmission for Klebsiella spp. that cause infections
Kathleen Klaper   +4 more
doaj   +1 more source

Iron-Utilization System in Vibrio vulnificus M2799

open access: yesMarine Drugs, 2021
Vibrio vulnificus is a Gram-negative pathogenic bacterium that causes serious infections in humans and requires iron for growth. A clinical isolate, V. vulnificus M2799, secretes a catecholate siderophore, vulnibactin, that captures ferric ions from the ...
Katsushiro Miyamoto   +10 more
doaj   +1 more source

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