TABLE 1

Strains used in this study

StrainRelevant characteristics/informationAgr activity (hemolytic activity)Reference or source
USA300 LACWild-type community-associated MRSA strain isolated+++43
USA300 LAC ΔagrAAgr-defective mutant lacking the agrA gene9
CC6MRSA isolated from a bloodstream infection+++CHXa
CC7MRSA isolated from a bloodstream infection−/+CHX
CC9MRSA isolated from a bloodstream infection−/+CHX
CD1MRSA isolated from a bloodstream infectionCHX
CD2MRSA isolated from a bloodstream infection++CHX
CD3MRSA isolated from a bloodstream infectionCHX
CD4MRSA isolated from a bloodstream infection+++CHX
CD5MRSA isolated from a bloodstream infectionCHX
CD6MRSA isolated from a bloodstream infectionCHX
CD8MRSA isolated from a bloodstream infection−/+CHX
  • a CHX, Charing Cross Hospital Clinical Diagnostic Microbiology Laboratory.