title: Antineoplastic agents. 32. The pseudoguaianolide helenalin.
mesh_terms: D000818:Animals; D000970:Antineoplastic Agents / Q000302:isolation & purification* / Q000627:therapeutic use; D007783:Lactones / Q000302:isolation & purification / Q000627:therapeutic use; D007945:Leukemia, Lymphoid / Q000188:drug therapy; D051379:Mice; D010946:Plants, Medicinal; D051381:Rats; D013729:Terpenes / Q000302:isolation & purification* / Q000627:therapeutic use; D014481:United States
chemical_list: D000970:Antineoplastic Agents; D007783:Lactones; D013729:Terpenes