title: Opioid plasma levels: a marker of impaired central control in psychiatric disorders?
mesh_terms: D000328:Adult; D001714:Bipolar Disorder / Q000097:blood*; D002908:Chronic Disease; D002940:Circadian Rhythm; D003866:Depressive Disorder / Q000097:blood*; D003907:Dexamethasone; D004723:Endorphins / Q000097:blood*; D005260:Female; D006801:Humans; D007328:Insulin; D008297:Male; D008875:Middle Aged; D012559:Schizophrenia / Q000097:blood*; D001615:beta-Endorphin; D008083:beta-Lipotropin / Q000097:blood*
chemical_list: D004723:Endorphins; D007328:Insulin; D001615:beta-Endorphin; D003907:Dexamethasone; D008083:beta-Lipotropin