title: Action of penicillin on Serratia marcescens.
mesh_terms: D003470:Culture Media; D008274:Magnesium; D010406:Penicillins / Q000494:pharmacology*; D012706:Serratia marcescens / Q000032:analysis / Q000187:drug effects*; D013395:Sucrose
chemical_list: D003470:Culture Media; D010406:Penicillins; D013395:Sucrose; D008274:Magnesium