TABLE 1.
Mupirocin-resistant isolates of S. aureus from the nostrils
| Isolate | Mupirocin resistance pattern (MIC [μg/ml])a | ileS2 PCR result | Resistance patternb | mecA PCR result | PFGE pattern | ileS2 locus polymorph |
|---|---|---|---|---|---|---|
| 1 | R (>1,024) | + | Met/Cip/Ery/Gen | + | A1 | I |
| 2 | R (>1,024) | + | Met/Cip/Ery/Clin | + | A4 | II |
| 3 | R (>1,024) | + | Met/Cip/Ery/Gen/Fus | + | A2 | I |
| 4 | I (8) | − | Met/Cip/Ery/Clin/Gen | + | A3 | |
| 5 | R (>1,024) | + | Met/Cip/Ery/Gen | + | A1 | II |
| 6 | R (>1,024) | + | Met | + | A5 | II |
| 7 | I (16) | − | Met/Cip/Ery/Clin/Gen | + | B | |
| 8 | R (>1,024) | + | Met/Cip/Ery/Clin/Gen | + | A2 | II |
| 9 | R (>1,024) | + | Met/Cip/Ery/Gen | + | A2 | I |
| 10 | R (>1,024) | + | Met/Cip/Ery/Clin/Gen | + | A1 | II |
| 11 | R (>1,024) | + | Met/Cip/Ery | + | A2 | I |
| 12 | R (>1,024) | + | Met/Cip/Ery | + | A1 | II |
| 13 | R (>1,024) | + | Susceptible | − | C | II |
| 14 | R (>1,024) | + | Met/Cip | + | A1 | II |
| 15 | R (>1,024) | + | Met/Cip/Ery | + | A1 | II |
| 16 | R (>1,024) | + | Met/Cip | + | A1 | II |
a
R, resistant; I, intermediate.
b
Cip, ciprofloxacin; Clin, clindamycin; Fus, fusidic acid; Ery, erythromycin; Gen, gentamicin; Met, methicillin.