title: Increase in plasma beta-endorphin-like immunoreactivity at parturition in normal women.
mesh_terms: D000328:Adult; D036861:Delivery, Obstetric; D004723:Endorphins / Q000097:blood* / Q000276:immunology; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007743:Labor, Obstetric; D049590:Postpartum Period; D011247:Pregnancy; D011262:Pregnancy Trimester, Second; D011263:Pregnancy Trimester, Third; D001615:beta-Endorphin
chemical_list: D004723:Endorphins; D001615:beta-Endorphin