Whole genome sequencing, molecular typing and in vivo virulence of OXA-48-producing Escherichia coli isolates including ST131 H30-Rx, H22 and H41 subclones
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DOI: 10.1038/s41598-017-12015-0
Abstract: Carbapenem-resistant Enterobacteriaceae, including the increasingly reported OXA-48 Escherichia coli producers, are an emerging public health threat worldwide. Due to their alarming detection in our healthcare setting and their possible presence in the community, seven OXA-48-producing,… read more here.
Keywords: whole genome; vivo virulence; escherichia coli; st131 ... See more keywords
OmpC regulation differs between ST131 and non-ST131 Escherichia coli clinical isolates and involves differential expression of the small RNA MicC
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Antimicrobial Chemotherapy"
DOI: 10.1093/jac/dkz566
Abstract: Abstract Background Virulence genes and the expression of resistance mechanisms undoubtedly play a role in the successful spread of the pandemic clone Escherichia coli ST131. Porin down-regulation is a chromosomal mechanism associated with antibiotic resistance.… read more here.
Keywords: st131 isolates; escherichia coli; st131; rna ... See more keywords
Preclinical Immunogenicity and Efficacy of Optimized O25b O-Antigen Glycoconjugates To Prevent MDR ST131 E. coli Infections
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DOI: 10.1128/iai.00022-22
Abstract: Multivalent O-antigen polysaccharide glycoconjugate vaccines are under development to prevent invasive infections caused by pathogenic Enterobacteriaceae. Sequence type 131 (ST131) Escherichia coli of serotype O25b has emerged as the predominant lineage causing invasive multidrug-resistant extraintestinal… read more here.
Keywords: chemistry; immunogenicity; coli; st131 ... See more keywords
Differential Afa/Dr Fimbriae Expression in the Multidrug-Resistant Escherichia coli ST131 Clone
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DOI: 10.1128/mbio.03519-21
Abstract: E. coli ST131 is the most common antibiotic resistant UPEC clone associated with human urinary tract and bloodstream infections. Understanding the features of ST131 that have driven its global dissemination remains a critical priority if… read more here.
Keywords: clone; st131; afa fimbriae; coli st131 ... See more keywords
Prevalence, Incidence, and Risk Factors for Intestinal Colonization Due to Fluoroquinolone-Resistant ST131 Escherichia coli: a Longitudinal Study in Highly Dependent, Long-Term Care Facility Residents
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DOI: 10.1128/spectrum.01673-22
Abstract: We aimed at investigating the microbiological and epidemiological features of clade C fluoroquinolone-resistant ST131 E. coli isolates colonizing highly dependent residents in long-term care facilities (LTCFs) during 40 weeks and the risk factors of acquisition. Isolates… read more here.
Keywords: long term; fluoroquinolone; risk factors; risk ... See more keywords
Adherent/invasive Escherichia coli (AIEC) isolates from asymptomatic people: new E. coli ST131 O25:H4/H30-Rx virotypes
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DOI: 10.1186/s12941-018-0295-4
Abstract: BackgroundThe widespread Escherichia coli clone ST131 implicated in multidrug-resistant infections has been recently reported, the majority belonging to O25:H4 serotype and classified into five main virotypes in accordance with the virulence genes carried.MethodsPathogenicity Islands I… read more here.
Keywords: virulence genes; escherichia coli; st131; aiec ... See more keywords
Escherichia coli ST131 clones harbouring AggR and AAF/V fimbriae causing bacteremia in Mozambican children: Emergence of new variant of fimH27 subclone
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DOI: 10.1371/journal.pntd.0008274
Abstract: Multidrug-resistant Escherichia coli ST131 fimH30 responsible for extra-intestinal pathogenic (ExPEC) infections is globally distributed. However, the occurrence of a subclone fimH27 of ST131 harboring both ExPEC and enteroaggregative E. coli (EAEC) related genes and belonging… read more here.
Keywords: mozambican children; subclone; escherichia coli; st131 ... See more keywords
In vitro Relative Fitness, in vivo Intestinal Colonization and Genomic Differences of Escherichia coli of ST131 Carrying blaCTX–M–15
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DOI: 10.3389/fmicb.2021.798473
Abstract: Introduction Extended-spectrum beta-lactamase (ESBL) producing Escherichia coli have become prevalent worldwide, with E. coli of sequence type 131 (ST131) as the dominant genotype. E. coli ST131 predominantly exhibits the serotype O25, is associated with the… read more here.
Keywords: esbl; st131 isolate; st131; fitness ... See more keywords
OXA-244-Producing ST131 Escherichia coli From Surface and Groundwaters of Pavia Urban Area (Po Plain, Northern Italy)
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DOI: 10.3389/fmicb.2022.920319
Abstract: The study aimed to investigate (i) the occurrence of third-generation cephalosporins and/or carbapenems non-sensitive Enterobacterales in Pavia surface and groundwaters, (ii) their resistance determinants, and (iii) the clonal features of the most relevant strains. During… read more here.
Keywords: northern italy; pneumoniae; urban area; surface ... See more keywords