An isotopic study of the action of penicillin on bacterial nitrogen metabolism.
D001412:Bacillus subtilis / Q000378:metabolism*; D009584:Nitrogen / Q000378:metabolism*; D010406:Penicillins / Q000494:pharmacology*
D010406:Penicillins; D009584:Nitrogen
BACILLUS SUBTILIS/metabolism; NITROGEN/metabolism; PENICILLIN/pharmacology