title: PERSISTENCE OF STAPHYLOCOCCUS AUREUS IN PENICILLIN IN  VITRO.
mesh_terms: D004351:Drug Resistance; D004352:Drug Resistance, Microbial; D066298:In Vitro Techniques; D010406:Penicillins; D012106:Research; D013203:Staphylococcal Infections; D013210:Staphylococcus; D013211:Staphylococcus aureus
chemical_list: D010406:Penicillins
keywords: DRUG RESISTANCE, MICROBIAL; EXPERIMENTAL LAB STUDY; PENICILLIN; STAPHYLOCOCCUS