Pulsed-field gel electrophoresis of SmaI-digested total DNA from SGAr S. aureus clinical isolates. Lanes A, G, M, and R, NCTC 8325 used as standard; lane B, genotype 17a strain; lane C, genotype 15a strain; lane D, genotype 17c strain; lane E, genotype 16b strain; lane F, genotype 17b strain; lane H, genotype 24h strain (Paris-A, 1997); lane I, genotype 24a strain; lane J, genotype 24a strain (Toulouse, 1998); lane K, genotype 24c strain (Paris-A, 1999); lane L, genotype 30a strain; lane N, genotype 30b strain; lane O, BM3318; lane P, BM3093; lane Q, BM10692.