TABLE 1.

Clonal distribution of MSSA strains related to major MRSA lineages

Clonal complexNo. of strains% blaZ positive
TotalblaZ gene positivea
CC19889
CC586 (2)75
CC853 (2)60
CC2210880
CC30108 (4)80
CC4511873
Total5341 (8)77
  • a The values in parentheses are numbers of strains producing β-lactamase constitutively.