title: [Study on the antitumor activities and the toxicities of zhengguangmycins A5 and A2 (author's transl)].
mesh_terms: D000818:Animals; D001761:Bleomycin / Q000031:analogs & derivatives* / Q000627:therapeutic use / Q000633:toxicity; D002277:Carcinoma / Q000188:drug therapy*; D004938:Esophageal Neoplasms / Q000188:drug therapy*; D007928:Lethal Dose 50; D051379:Mice; D009374:Neoplasms, Experimental / Q000188:drug therapy; D051381:Rats
chemical_list: D001761:Bleomycin; C021771:zhengguangmycin