title: Infectious resistance to carbenicillin in Proteus rettgeri: occurrence of two different penicillinases in the same strain.
mesh_terms: D000667:Ampicillin / Q000494:pharmacology; D002228:Carbenicillin / Q000494:pharmacology; D004926:Escherichia coli / Q000187:drug effects; D005827:Genetics, Microbial; D010403:Penicillin Resistance; D010405:Penicillinase / Q000032:analysis*; D010406:Penicillins / Q000494:pharmacology*; D011511:Proteus / Q000187:drug effects* / Q000201:enzymology
chemical_list: D010406:Penicillins; D000667:Ampicillin; D010405:Penicillinase; D002228:Carbenicillin