ceftazidime was not hydrolyzed by staphylococcal beta-lactamase or plasmid beta-lactamase of the tem-1 , tem-2 , shv-1 , oxa-1 , pse-1 , pse-2 types or by inducible beta-lactamases of the cephalosporinase type .
C0597979
beta-lactamases
C0728805
cephalosporinase