TABLE 2.

Susceptibilities of E. coli parent and L3 mutant strains to pleuromutilins

StrainMIC (μg/ml)
TiamulinValnemulinSB264128Pleuromutilin
CN2476 (parent)100-12515-2050-75200-250
JB5 (L3 mutant)350-40015-2075-100>400