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. 2000 Jun;38(6):2103–2107. doi: 10.1128/jcm.38.6.2103-2107.2000

TABLE 2.

Serological T- and M-typing results for tetracycline-resistant Iranian isolates of S. pyogenes

T type OF M type No. of isolates Origin
1 + 59 1 Tehran
1 1 12 Tehran
4 + 4 15 Gilan
4 + 60 2 Tehran
5 + NTa 6 Gilan
6 6 9 Tehran
9 + 9 8 Tehranb
11 + 11 19 Gilan
11 + 78 2 Tehran
12 12 31 Tehran
12 12 6 Gilan
12 + 22 5 Tehran
12 + 76 2 Tehran
13 2110 1 Tehranb
25 + 2233 2 Tehran
28 + 28R 6 Tehran
28 + 2841 5 Tehran
28, 12 12 4 Tehran
28, 11 12 4 Tehran
13 + 13c 21 Gilan
B3264-3-13 13c 5 Tehran
NT + 2841 1 Tehran
B3264 + PT4245 25 Gilan
B3264 2110 13 Tehranb
NT + 81 1 Tehran
NT + NT 37 Tehran
NT NT 63 Tehran
NT NDd ND 100 Tehran
Total 406
a

NT, nontypeable. 

b

Tehran strains isolated from 1989 to 1991. 

c

Antiserum against M type 13 was not available (see text). 

d

ND, not done.