Evaluation of a new selective agar medium for detection of carbapenem-resistant Enterobacteriaceae

Diagn Microbiol Infect Dis. 2019 Dec;95(4):114882. doi: 10.1016/j.diagmicrobio.2019.114882. Epub 2019 Aug 7.

Abstract

CRE-JU is a novel selective agar for carbapenem-resistant Enterobacteriaceae that contains ceftazidime, cloxacillin, meropenem, and vancomycin. This study evaluated the ability of 63 carbapenem-resistant isolates and 53 non-carbapenem-resistant Enterobacteriaceae strains clinically isolated in Japan, Myanmar, Nepal, and Vietnam to grow on CRE-JU. CRE-JU showed 92.1% sensitivity and 100% specificity for detecting carbapenem-resistant Enterobacteriaceae compared with dug susceptibility profiles.

Keywords: Carbapenem-producing Enterobacteriaceae (CPE); Carbapenem-resistant Enterobacteriaceae (CRE); Screening agar.

Publication types

  • Evaluation Study

MeSH terms

  • Agar
  • Anti-Bacterial Agents / analysis
  • Anti-Bacterial Agents / pharmacology
  • Bacterial Proteins / metabolism
  • Carbapenem-Resistant Enterobacteriaceae / drug effects
  • Carbapenem-Resistant Enterobacteriaceae / enzymology
  • Carbapenem-Resistant Enterobacteriaceae / isolation & purification*
  • Carbapenem-Resistant Enterobacteriaceae / metabolism
  • Culture Media / chemistry*
  • Enterobacteriaceae / drug effects
  • Enterobacteriaceae / enzymology
  • Enterobacteriaceae / isolation & purification
  • Enterobacteriaceae / metabolism
  • Enterobacteriaceae Infections / microbiology*
  • Fermentation
  • Humans
  • Lactose / metabolism
  • Microbial Sensitivity Tests / instrumentation
  • Microbial Sensitivity Tests / methods*
  • Sensitivity and Specificity
  • beta-Lactamases / metabolism

Substances

  • Anti-Bacterial Agents
  • Bacterial Proteins
  • Culture Media
  • Agar
  • beta-Lactamases
  • carbapenemase
  • Lactose