cephalosporinase

noun1

1. •
   Any enzyme that hydrolyses (the lactam ring of a ) cephalosporin

   • Resistance to β-lactams is mainly due to enzymatic degradation by a chromosomal cephalosporinase, plasmid-mediated broad spectrum β-lactamases, and recently acquired carbapenemases [4, 6, 7, 9 –14 ]. — 2015