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. 2020 May 7;15(5):e0232777. doi: 10.1371/journal.pone.0232777

Table 2. emm types, resistance genotypes and STs of 85 macrolide-resistant group A streptococcal isolates.

emm Type No. of isolates STsa,b Macrolide resistance genotype
erm(B)c erm(B)plus mef(A)c erm(TR)c erm(TR)plus mef(A)c mef(A)c
emm28 37 ST52 [36] 29 (80.6) 7 (19.4)
ST1117 [1]d 1 (100)
emm77 23 ST63 21 (91.3) 2 (8.7)
emm12 9 ST36 5 (55.6) 1 (11.1) 1 (11.1) 1 (11.1) 1(11.1)
emm89 5 ST101 1 (20) 1 (20) 3 (60)
emm4 5 ST39 5 (100)
emm11 3 ST20 3 (100)
emm1 1 ST28 1 (100)
emm75 1 ST150 1 (100)
emm58 1 ST176 1 (100)
Total 85 85 39 (45.9) 9 (10.6) 28 (32.9) 3 (3.5) 6 (7.1)

a STs: Sequence Types

b In brackets: Number of isolates

c Number, percent in parentheses

d Novel ST