title: Effect of gonadectomy and gonadal steroid replacement on pituitary and plasma beta-endorphin levels in the rat.
mesh_terms: D000818:Animals; D001933:Brain Stem / Q000378:metabolism; D002369:Castration; D004723:Endorphins / Q000097:blood / Q000378:metabolism*; D004958:Estradiol / Q000494:pharmacology*; D005260:Female; D007031:Hypothalamus / Q000378:metabolism; D008297:Male; D010902:Pituitary Gland / Q000378:metabolism*; D010903:Pituitary Gland, Anterior / Q000378:metabolism; D051381:Rats; D011919:Rats, Inbred Strains; D013739:Testosterone / Q000494:pharmacology*; D001615:beta-Endorphin
chemical_list: D004723:Endorphins; D013739:Testosterone; D004958:Estradiol; D001615:beta-Endorphin