title: Qualitative detection of penicillinase produced by yeast strains carrying chimeric yeast-coli plasmids.
mesh_terms: D000667:Ampicillin / Q000494:pharmacology; D003001:Cloning, Molecular; D004274:DNA, Recombinant / Q000378:metabolism; D004926:Escherichia coli / Q000201:enzymology*; D010403:Penicillin Resistance; D010405:Penicillinase / Q000032:analysis*; D010957:Plasmids; D012441:Saccharomyces cerevisiae / Q000201:enzymology*; D001618:beta-Lactamases / Q000032:analysis*
chemical_list: D004274:DNA, Recombinant; D000667:Ampicillin; D010405:Penicillinase; D001618:beta-Lactamases