Widespread of ESBL- and carbapenemase GES-type genes on carbapenem-resistant Pseudomonas aeruginosa clinical isolates: a multicenter study in Mexican hospitals

Diagn Microbiol Infect Dis. 2015 Feb;81(2):135-7. doi: 10.1016/j.diagmicrobio.2014.09.029. Epub 2014 Nov 10.

Abstract

The present work describes a prevalence of 36.2% of carbapenemases IMP-, VIM-, and GES-type on 124 imipenem-resistant Pseudomonas aeruginosa clinical isolates. The ESBL GES-19 and carbapenemase GES-20 genes were the most prevalent (84.4%) β-lactamases among imipenem-resistant P. aeruginosa clinical isolates in Mexico. These genes are chromosomal encoded on embedded class 1 integron arrays.

Keywords: ESBL; GES; IMP; Imipenem resistance; VIM.

Publication types

  • Multicenter Study
  • Research Support, Non-U.S. Gov't

MeSH terms

  • Anti-Bacterial Agents / pharmacology*
  • Carbapenems / pharmacology*
  • Chromosomes, Bacterial
  • Genes, Bacterial
  • Hospitals
  • Integrons
  • Mexico
  • Pseudomonas Infections / microbiology*
  • Pseudomonas aeruginosa / drug effects*
  • Pseudomonas aeruginosa / genetics*
  • Pseudomonas aeruginosa / isolation & purification
  • beta-Lactam Resistance*
  • beta-Lactamases / genetics*

Substances

  • Anti-Bacterial Agents
  • Carbapenems
  • beta-Lactamases