Mutation at condon 45 of AcrR contributes to multiple antibiotic resistance in Escherichia coli

Mark Webber, A Talukder, Laura Piddock

Research output: Contribution to journalArticle

46 Citations (Scopus)

Abstract

Fluoroquinolone-resistant Escherichia coli isolates which overexpressed acrB and had a substitution at amino acid 45 of AcrR were complemented with wild-type acrR. Complementation led to increased sensitivity to ciprofloxacin and to ethidium bromide, suggesting that mutation at amino acid 45 of AcrR contributes to ciprofloxacin resistance.
Original languageEnglish
Pages (from-to)4390-92
Number of pages3
JournalAntimicrobial Agents and Chemotherapy
Volume49
DOIs
Publication statusPublished - 1 Jan 2005

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