title: Problems in the development of cytotoxic moieties linked to hormones.
mesh_terms: D000818:Animals; D000970:Antineoplastic Agents / Q000138:chemical synthesis* / Q000378:metabolism / Q000627:therapeutic use; D001943:Breast Neoplasms / Q000188:drug therapy; D002460:Cell Line; D002626:Chemistry, Pharmaceutical; D004353:Drug Evaluation, Preclinical; D006801:Humans; D009374:Neoplasms, Experimental / Q000188:drug therapy; D011987:Receptors, Steroid / Q000378:metabolism; D013256:Steroids / Q000138:chemical synthesis* / Q000378:metabolism / Q000627:therapeutic use
chemical_list: D000970:Antineoplastic Agents; D011987:Receptors, Steroid; D013256:Steroids