An epidemic of plasmids? Dissemination of extended-spectrum cephalosporinases among Salmonella and other Enterobacteriaceae

  • Lin Hui Su
  • , Chishih Chu
  • , Axel Cloeckaert
  • , Cheng Hsun Chiu*
  • *Corresponding author for this work

Research output: Contribution to journalShort surveypeer-review

34 Scopus citations

Abstract

CTX-M- and AmpC-type β-lactamases comprise the two most rapidly growing populations among the extended-spectrum cephalosporinases. The evolution and dissemination of resistance genes encoding these enzymes occur mostly through the transmission of plasmids. The high prevalence of clinical isolates of Enterobacteriaceae producing the plasmid-mediated extended-spectrum cephalosporinases resembles an epidemic of plasmids, and has generated serious therapeutic problems. This review describes the emergence and worldwide spread of various classes of plasmid-mediated extended-spectrum cephalosporinases in Salmonella and other Enterobacteriaceae, the transfer mechanism of the plasmids, detection methods, and therapeutic choices.

Original languageEnglish
Pages (from-to)155-168
Number of pages14
JournalFEMS Immunology and Medical Microbiology
Volume52
Issue number2
DOIs
StatePublished - 03 2008
Externally publishedYes

Keywords

  • AmpC
  • Antimicrobial resistance
  • Enterobacteriaceae
  • Extended-spectrum β-lactamase
  • Plasmid
  • Salmonella

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