The 6th EURL-AR PT on Selective Isolation of E. coli with presumptive ESBL or AmpC Phenotypes from Meat or Caecal Samples - 2020

This report describes and summarises results from the sixth matrix-based proficiency test conducted by The National Food Institute (DTU Food) as the EU Reference Laboratory for Antimicrobial Resistance (EURL-AR) as an External Quality Assurance System (EQAS). This proficiency test focuses on selective isolation of extended spectrum beta-lactamase (ESBL) and AmpC-producing E. coli from meat and caecal samples of animal origin and antimicrobial susceptibility testing (AST) of the isolated E. coli. In addition, the proficiency test includes optional isolation of carbapenemases and OXA-48-producing E. coli.