Further observations on the zone phenomenon in the bactericidal action of penicillin.
D000900:Anti-Bacterial Agents; D001419:Bacteria / Q000187:drug effects*; D003470:Culture Media; D006801:Humans; D010406:Penicillins / Q000494:pharmacology*
D000900:Anti-Bacterial Agents; D003470:Culture Media; D010406:Penicillins
BACTERIA/effect of drugs on; CULTURE MEDIA; PENICILLIN/effects