title: Studies on chemical carcinogens and mutagens. XXXIII. Mutation frequencies induced by combinations of methylating and/or ethylating mutagens.
mesh_terms: D000477:Alkylating Agents / Q000633:toxicity*; D000818:Animals; D002273:Carcinogens; D004347:Drug Interactions; D008745:Methylation; D009152:Mutagenicity Tests; D009153:Mutagens; D051381:Rats; D012486:Salmonella typhimurium / Q000235:genetics
chemical_list: D000477:Alkylating Agents; D002273:Carcinogens; D009153:Mutagens