TABLE 2.

Results of automated susceptibility testing of VRSA isolates

S. aureus strainaMICsb (μg/ml) by method:
MicroScanVitekVitek2
PA-VRSA (uninduced)4, ≤2, ≤22, 1, 42, 2, 2
PA-VRSA (induced)≤2, ≤2, 41, 16, 168, 8, 8
ATCC 29213≤2, ≤2, ≤2≤0.5, 1, 1≤1, ≤1, ≤1
  • a Organisms were grown overnight on BHI agar containing 6 μg of vancomycin per ml prior to testing (induced). Uninduced strains were grown on sheep blood agar overnight.

  • b Tests were run in triplicate.