title: BACK MUTATION OF LEUCINE-REQUIRING AUXOTROPHS OF SALMONELLA TYPHIMURIUM INDUCED BY DIETHYLSULPHATE.
mesh_terms: D000477:Alkylating Agents; D007930:Leucine; D008660:Metabolism; D009154:Mutation; D010600:Pharmacology; D012106:Research; D012486:Salmonella typhimurium; D013431:Sulfates; D013463:Sulfuric Acid Esters
chemical_list: D000477:Alkylating Agents; D013431:Sulfates; D013463:Sulfuric Acid Esters; D007930:Leucine; C011612:diethyl sulfate
keywords: ALKYLATING AGENTS; EXPERIMENTAL LAB STUDY; LEUCINE; METABOLISM; MUTATION; PHARMACOLOGY; SALMONELLA TYPHIMURIUM; SULFATES