title: Enhancement by methylated oxypurines of the frequency of induced chromosomal aberrations.
mesh_terms: D000818:Animals; D002110:Caffeine / Q000031:analogs & derivatives / Q000494:pharmacology; D002460:Cell Line; D002478:Cells, Cultured; D002869:Chromosome Aberrations; D002875:Chromosomes / Q000187:drug effects*; D006224:Cricetinae; D004357:Drug Synergism; D008745:Methylation; D009154:Mutation / Q000187:drug effects; D010944:Plants; D011687:Purines / Q000494:pharmacology*; D013805:Theobromine / Q000494:pharmacology; D013806:Theophylline / Q000494:pharmacology; D013852:Thiotepa / Q000494:pharmacology; D014527:Uric Acid / Q000031:analogs & derivatives / Q000494:pharmacology
chemical_list: D011687:Purines; D014527:Uric Acid; D002110:Caffeine; D013852:Thiotepa; D013806:Theophylline; D013805:Theobromine