The reaction of cysteine and related compounds with penicillins and cephalosporins.
D002511:Cephalosporins; D055598:Chemical Phenomena; D002621:Chemistry; D003545:Cysteine; D010406:Penicillins; D013438:Sulfhydryl Compounds
D002511:Cephalosporins; D010406:Penicillins; D013438:Sulfhydryl Compounds; D003545:Cysteine