title: Differential mutation of the beta-galactosidase gene of Escherichia coli.
mesh_terms: D000477:Alkylating Agents / Q000494:pharmacology; D001973:Bromodeoxyuridine / Q000494:pharmacology; D004269:DNA, Bacterial; D004790:Enzyme Induction; D004926:Escherichia coli / Q000201:enzymology; D005696:Galactosidases; D009154:Mutation / Q000187:drug effects* / Q000528:radiation effects*; D009604:Nitrosoguanidines / Q000494:pharmacology; D011687:Purines / Q000494:pharmacology; D012333:RNA, Messenger / Q000096:biosynthesis*; D011831:Radiation Genetics; D013451:Sulfonic Acids / Q000494:pharmacology; D013464:Sulfuric Acids / Q000494:pharmacology
chemical_list: D000477:Alkylating Agents; D004269:DNA, Bacterial; D009604:Nitrosoguanidines; D011687:Purines; D012333:RNA, Messenger; D013451:Sulfonic Acids; D013464:Sulfuric Acids; D005696:Galactosidases; D001973:Bromodeoxyuridine