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Table 4 The relationship of molecular characterization, antimicrobial resistance, and the main virulence factor profiles of 62 MRSA isolates

From: Molecular epidemiology and characteristic of virulence gene of community-acquired and hospital-acquired methicillin-resistant Staphylococcus aureus isolates in Sun Yat-sen Memorial hospital, Guangzhou, Southern China

PFGE profile SCCmec(n) ST (n) CA-MRSA (n) HA-MRSA (n) The main virulence factor profiles Resistance profile
A(33) I(2) ST8(1) 0 1 sea, PVL, hla,hlb,hlg CIP/CN/E/TET
ST239(1) 0 1
III(30) ST239(29) 7 22
ST1 (1) 0 1
V(1) ST5(1) 0 1
B(12) III (11) ST239(9) 2 7 sea,seg, hla,hlb,hlg CIP/CN/E/TET/RD
ST537(1) 0 1
ST1(1) 1 0
IVa(1) 7(1) 1 0
C (8) I(1) ST59(1) 1 0 sea,seb,seg,PVL, hla,hlb,hlg E/TET
III(1) ST59(1) 1 0
IVa(3) ST59(3) 2 1
IVd(3) ST59(1) 3 0
ST239(1)
ST338(1)
D (2) III(1) ST950(1) 1 0 seg,sei,sem ~ o,PVL, hla,hlb,hlg E
II(1) ST239(1) 0 1
E (2) III(2) ST10(1) 1 0 sea(seb),sec,seg(sei),sem ~ o,PVL,hla,hlb,hlg E
ST3073(1) 0 1
F (1) I(1) ST45(1) 1 0 sec,seg,sei,PVL,hla,hlb,hlg E/TET
G (1) III(1) NT(1) 0 1 hla,hlb,hlg E/TET/RD
H (1) IVa(1) ST59(1) 1 0 seb,PVL, hla,hlb,hlg E/TET
  1. PFGE pulsed-field gel electrophoresis, SCCmec staphylococcal cassette chromosome mec, ST sequence type, Sea ~ see, seg ~ sej, sem ~ seo, gene encoding staphylococcal enterotoxins; eta and etb, gene encoding exfoliative toxin A and B; hla ~ hlg, gene encodingα-hemolysin ~ γ-hemolysin; tsst-1, gene encoding toxic shock syndrome toxin 1; PVL Panton-Valentine leukocidin, CIP ciprofloxacin, CN gentamicin, E erythromycin, TET tetracycline, RD rifampicin, NT non-typable