title: Phenotypic expression time of mutagen-induced 6-thioguanine resistance in Chinese hamster ovary cells (CHO/HGPRT system).
mesh_terms: D000818:Animals; D002460:Cell Line; D006224:Cricetinae; D004305:Dose-Response Relationship, Drug; D004351:Drug Resistance; D005821:Genetic Techniques; D007041:Hypoxanthine Phosphoribosyltransferase / Q000235:genetics; D009153:Mutagens / Q000494:pharmacology; D010641:Phenotype; D013866:Thioguanine / Q000494:pharmacology*; D013997:Time Factors
chemical_list: D009153:Mutagens; D007041:Hypoxanthine Phosphoribosyltransferase; D013866:Thioguanine