TABLE 2.

Specific SAg profiles gene of all emm1 isolates (%) received in the periods 1999 to 2001 and 2002a

No. of emm1 isolates (n = 110)speA (n = 89)bspeC (n = 43)speH (n = 2)speI (n = 1)ssa (n = 19)No. (%) of isolates
1999-2001 (n = 48)2002 (n = 62)
49+25 (52)24 (39)
13++12 (25)1 (2)
25++7 (15)18 (29)
1+++0 (0)1 (2)
1++++1 (2)0 (0)
12+0 (0)12 (19)
4++2 (4)2 (3)
2+1 (3)1 (2)
30 (0)3 (5)
  • a spe, streptococcal pyrogenic exotoxin genes; ssa, streptococcal superatigen gene.

  • b For individual SAg genes, numbers in parentheses are numbers of positive isolates.