title: [The effect of steroid hormones on beta-galactosidase activity in strains of E. coli K-12 with induced constitutional and super-repressed lac-operons].
mesh_terms: D003348:Cortisone / Q000494:pharmacology; D003609:Dactinomycin / Q000494:pharmacology; D004347:Drug Interactions; D004790:Enzyme Induction; D004794:Enzyme Repression; D004926:Escherichia coli / Q000201:enzymology*; D004958:Estradiol / Q000494:pharmacology; D005696:Galactosidases / Q000096:biosynthesis*; D006854:Hydrocortisone / Q000494:pharmacology; D009876:Operon / Q000187:drug effects*; D011277:Pregnanediones / Q000494:pharmacology; D013256:Steroids / Q000494:pharmacology*; D014158:Transcription, Genetic / Q000187:drug effects; D014316:Tritium
chemical_list: D011277:Pregnanediones; D013256:Steroids; D014316:Tritium; D003609:Dactinomycin; D004958:Estradiol; D005696:Galactosidases; D003348:Cortisone; D006854:Hydrocortisone
vernacular_title: Vliianie steroidnykh gormonov na aktivnost' beta-galaktozidazy v shtammakh E. coli K-12 s indutsirovannym konstitutivnym i superrepressirovannym sostoianiem lac-operona