title: The synthesis and evaluation of azapurine nucleosides as cytotoxic agents.
mesh_terms: D001372:Aza Compounds / Q000138:chemical synthesis* / Q000378:metabolism / Q000494:pharmacology; D001375:Azaguanine / Q000138:chemical synthesis / Q000378:metabolism; D002460:Cell Line; D002470:Cell Survival / Q000187:drug effects; D008722:Methods; D011684:Purine Nucleosides / Q000138:chemical synthesis* / Q000378:metabolism / Q000494:pharmacology; D013329:Structure-Activity Relationship
chemical_list: D001372:Aza Compounds; D011684:Purine Nucleosides; D001375:Azaguanine