title: The ultrastructure of rat pineal organ after administration of human chorionic gonadotropin.
mesh_terms: D000818:Animals; D006063:Chorionic Gonadotropin / Q000008:administration & dosage / Q000494:pharmacology*; D006801:Humans; D008297:Male; D010870:Pineal Gland / Q000187:drug effects / Q000648:ultrastructure*; D051381:Rats
chemical_list: D006063:Chorionic Gonadotropin