TABLE 1.

Distribution of ERY resistance phenotypes and genes in 48 ERY-resistant clinical GDS isolates

Resistance phenotypeNo. of isolatesNo. (%) of isolates with ERY resistance gene(s)
erm(B)erm(T)erm(B) and erm(T)mef(A)mef(E)Negative
iMLSB3333 (69)
cMLSB117 (15)2 (4)1 (2)1 (2)
M42 (4)2 (4)
Total487 (15)35 (73)1 (2)2 (4)2 (4)1 (2)