Deschaseaux, M L Two presumed novel beta-lactamases in members of the family Enterobacteriaceae. [electronic resource] - The Journal of antimicrobial chemotherapy Jan 1988 - 133-5 p. digital Publication Type: Letter; Research Support, Non-U.S. Gov't ISSN: 0305-7453 Standard No.: 10.1093/jac/21.1.133-a doi Subjects--Topical Terms: Enterobacteriaceae--enzymologySubstrate Specificitybeta-Lactamases--metabolism