Publication:
In Vivo Selection of Fluoroquinolone-Resistant Escherichia coli Isolates Expressing Plasmid-Mediated Quinolone Resistance and Expanded-Spectrum β-Lactamase

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Date

2006-04

Authors

Poirel, Laurent
Pitout, Johann D.D.
Calvo, Lucy
Rodriguez-Martinez, Jose-Manuel
Church, Deirdre
Nordmann, Patrice

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American Society for Microbiology
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Abstract

A ciprofloxacin-resistant Escherichia coli isolate, isolate 1B, was obtained from a urinary specimen of a Canadian patient treated with norfloxacin for infection due to a ciprofloxacin-susceptible isolate, isolate 1A. Both isolates harbored a plasmid-encoded sul1-type integron with qnrA1 and blaVEB-1 genes. Isolate 1B had amino acid substitutions in gyrase and topoisomerase.

Description

Journal Article; Research Support, Non-U.S. Gov't;

MeSH Terms

Medical Subject Headings::Phenomena and Processes::Chemical Phenomena::Biochemical Phenomena::Molecular Structure::Base Sequence
Medical Subject Headings::Chemicals and Drugs::Heterocyclic Compounds::Heterocyclic Compounds, 2-Ring::Quinolines::Quinolones::Fluoroquinolones::Ciprofloxacin
Medical Subject Headings::Phenomena and Processes::Genetic Phenomena::Genetic Processes::Recombination, Genetic::Conjugation, Genetic
Medical Subject Headings::Phenomena and Processes::Microbiological Phenomena::Bacterial Physiological Phenomena::Drug Resistance, Bacterial
Medical Subject Headings::Organisms::Bacteria::Gram-Negative Bacteria::Gram-Negative Facultatively Anaerobic Rods::Enterobacteriaceae::Escherichia::Escherichia coli
Medical Subject Headings::Chemicals and Drugs::Heterocyclic Compounds::Heterocyclic Compounds, 2-Ring::Quinolines::Quinolones::Fluoroquinolones
Medical Subject Headings::Information Science::Information Science::Information Services::Documentation::Molecular Sequence Data
Medical Subject Headings::Phenomena and Processes::Genetic Phenomena::Genetic Structures::Plasmids
Medical Subject Headings::Chemicals and Drugs::Enzymes and Coenzymes::Enzymes::Hydrolases::Amidohydrolases::beta-Lactamases
Medical Subject Headings::Chemicals and Drugs::Chemical Actions and Uses::Pharmacologic Actions::Therapeutic Uses::Anti-Infective Agents::Anti-Infective Agents, Urinary

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Keywords

Escherichia coli, Plásmidos, Secuencia de Bases, Ciprofloxacino, Conjugación Genética, Farmacorresistencia Bacteriana, Fluoroquinolonas, Datos de Secuencia Molecular, beta-Lactamasas, Antiinfecciosos

Citation

Poirel L, Pitout JD, Calvo L, Rodriguez-Martinez JM, Church D, Nordmann P. In Vivo Selection of Fluoroquinolone-Resistant Escherichia coli Isolates Expressing Plasmid-Mediated Quinolone Resistance and Expanded-Spectrum β-Lactamase. [In vivo selection of fluoroquinolone-resistant Escherichia coli isolates expressing plasmid-mediated quinolone resistance and expanded-spectrum beta-lactamase]. Antimicrob. Agents Chemother. 2006; 50(4):1525-7