title |
Antibacterial activity against macrolide-, quinolone-susceptible and penicillin-intermediate Streptococcus pneumoniae HMC 99 harboring S81Y and S79Y mutation in quinolone-resistant determining regions of GyrA and ParC genes respectively after 41 passages with moxifloxacin measured after 10 daily antibiotic-free subculturing by multi-step resistance selection technique |