1. Abraham EP, Chain E (1940) An enzyme from bacteria able to destroy penicillin. Nature 146:837
2. Acocella G, Maltussi R, Nicolis FB, Pallanza R, Tenconi LT (1968) Biliary elimination of antibiotics. Gut 9:536–545
3. Acred P, Hunter PA, Mizen L, Rolinson GN (1971) a-Carboxy-3-thienylmethylpenicillin (BRL 2288), a new semisynthetic penicillin: in vivo evaluation. In: Hobby GL (ed) Antimicrobial agents and chemotherapy — 1970. American Society for Microbiology, Bethesda, pp 396–401
4. Acred P, Ryan DM, Harding SM, Muggleton PW (1980) In vivo properties of GR 20263. In: Nelson JD, Grassi C (eds) Current chemotherapy of infectious diseases: proceedings of the 11th international congress of chemotherapy 1979. American Society for Microbiology, Washington DC, pp 271–273
5. Actor P, Pitkin DH, Lucyszyn G, Weisbach JA, Bran JL (1976a) Cefatrizine (SK&F 60771), a new oral cephalosporin: serum levels and urinary recovery in humans after oral or intramuscular administration — comparative study with cephalexin and cefazolin. Antimicrob Agents Chemother 9:800–803