the in vitro antibacterial activity of four beta-lactam antibiotics ( cefatrizine [ bl-s640 ] , cefamandole , cefoxitin , and carbenicillin ) and three aminoglycosides ( amikacin , gentamicin , and tobramycin ) was determined against 197 strains of cephalothin-resistant enterobacteriaceae .
C0279516
antibacterial
C0002499
amikacin