Extraction of a Highly Potent Penicillin Inactivator from Penicillin Resistant Staphylococci
A highly potent penicillin inactivator has been extracted from 7 strains of Staph. aureus (coagulase positive), all of which were naturally penicillin resistant. No such inhibitor was present in extracts of 7 penicillin sensitive strains of Staph. aureus.