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Table 2 Molecular features of 28 high-level rifampicin-resistant S. aureus isolates

From: Molecular characterization of rifampicin-resistant Staphylococcus aureus isolates in a Chinese teaching hospital from Anhui, China

MLST (ST) SCCmec type spa-type Number of isolates Nucleotide mutation Amino acid substitution Resistance pattern
ST239 III t030 24 CAT/AAT+TTA/TCA 481His/Asn+466Leu/Ser CIP+E+GEN+TET(1)
CIP+E+GEN+TET+CC(23)
1 CAT/AAT+GCT/GAT 481His/Asn+477Ala/Asp CIP+E+GEN+TET+CC (1)
ST239 III t021 2 CAT/AAT+TTA/TCA 481His/Asn+466Leu/Ser CIP+E+GEN+TET+CC(2)
ST239 III t045 1 CAT/AAT+TTA/TCA 481His/Asn+466Leu/Ser CIP+E+GEN+TET+CC+SXT(1)
  1. CIP, ciprofloxacin; E, erythromycin; CC, clindamycin; TET, tetracycline; SXT, sulfamethoxazole/trimethoprim; GEN, gentamycin; QD, quinupristin/dalfopristin.