| title |
Antibacterial activity against penicillin-, macrolide- and quinolone-susceptible Streptococcus pneumoniae HMC 63 harboring S81F mutation in quinolone-resistant determining regions of GyrA gene, D83Y mutation in QRDR of ParC gene and I460V mutation in QRDR of ParE gene after 34 passages with gemifloxacin measured after 10 daily antibiotic-free subculturing by multi-step resistance selection technique |