Interspecies recombination contributes minimally to fluoroquinolone resistance in Streptococcus pneumoniae

D. J. Bast, J. C.S. De Azavedo, T. Y. Tam, L. Kilburn, C. Duncan, L. A. Mandell, R. J. Davidson, D. E. Low

Research output: Contribution to journalArticlepeer-review

21 Citations (Scopus)

Abstract

Analysis of 71 ciprofloxacin-resistant (MIC ≥ 4 μg/ml) Streptococcus pneumoniae clinical isolates revealed only 1 for which the quinolone resistance-determining regions of the parC, parE, and gyrB genes were genetically related to those of viridans group streptococci. Our findings support the occurrence of interspecies recombination of type II topoisomerase genes; however, its contribution to the emergence of quinolone resistance among pneumococci appears to have been minimal.

Original languageEnglish
Pages (from-to)2631-2634
Number of pages4
JournalAntimicrobial Agents and Chemotherapy
Volume45
Issue number9
DOIs
Publication statusPublished - 2001
Externally publishedYes

ASJC Scopus Subject Areas

  • Pharmacology
  • Pharmacology (medical)
  • Infectious Diseases

PubMed: MeSH publication types

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

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