title: Human chorionic gonadotropin: structural, biologic, and immunologic aspects.
mesh_terms: D000595:Amino Acid Sequence; D000941:Antigens / Q000276:immunology; D001665:Binding Sites; D055598:Chemical Phenomena; D002621:Chemistry; D006063:Chorionic Gonadotropin / Q000276:immunology / Q000302:isolation & purification* / Q000652:urine; D000939:Epitopes; D005260:Female; D006729:Hormones, Ectopic / Q000032:analysis; D006801:Humans; D011247:Pregnancy; D011487:Protein Conformation; D014328:Trophoblastic Neoplasms / Q000378:metabolism / Q000652:urine*; D014594:Uterine Neoplasms / Q000378:metabolism / Q000652:urine*
chemical_list: D000941:Antigens; D006063:Chorionic Gonadotropin; D000939:Epitopes; D006729:Hormones, Ectopic