title: Plasma beta-endorphin and met-enkephalin in physiological and pathological conditions.
mesh_terms: D000437:Alcoholism / Q000097:blood; D001921:Brain / Q000378:metabolism; D002707:Chlordiazepoxide / Q000494:pharmacology; D002940:Circadian Rhythm; D004723:Endorphins / Q000097:blood*; D004744:Enkephalin, Methionine / Q000097:blood*; D005260:Female; D005312:Fetal Blood / Q000378:metabolism; D006801:Humans; D008107:Liver Diseases / Q000378:metabolism; D008297:Male; D011184:Postoperative Period; D011247:Pregnancy; D001615:beta-Endorphin
chemical_list: D004723:Endorphins; D004744:Enkephalin, Methionine; D001615:beta-Endorphin; D002707:Chlordiazepoxide