title: Studies on microbial degradation of cephalosporin C derivatives. I. The role of beta-lactamase and acylesterase in the enzymatic degradation of cephalosporins.
mesh_terms: D001345:Autoradiography; D002247:Carbon Isotopes; D002498:Centrifugation; D002511:Cephalosporins / Q000378:metabolism*; D011232:Chemical Precipitation; D002845:Chromatography; D004926:Escherichia coli / Q000201:enzymology*; D004950:Esterases / Q000378:metabolism*; D006863:Hydrogen-Ion Concentration; D010405:Penicillinase / Q000378:metabolism*; D013210:Staphylococcus / Q000201:enzymology*
chemical_list: D002247:Carbon Isotopes; D002511:Cephalosporins; D004950:Esterases; D010405:Penicillinase