Comparative sensitivity to penicillin and erythromycin of 505 strains of Micrococcus pyogenes var. aureus isolated during 1953 and 1954.
D004917:Erythromycin / Q000494:pharmacology*; D008837:Micrococcus / Q000187:drug effects*; D010406:Penicillins / Q000494:pharmacology*; D013180:Sprains and Strains; D013211:Staphylococcus aureus
D010406:Penicillins; D004917:Erythromycin
ERYTHROMYCIN/effects; MICROCOCCUS PYOGENES/effect of drugs on; PENICILLIN/effects