Endogenous opiates block dopamine inhibition of prolactin secretion in vitro.
D000818:Animals; D018492:Dopamine Antagonists; D004305:Dose-Response Relationship, Drug; D004723:Endorphins / Q000494:pharmacology*; D004745:Enkephalins / Q000494:pharmacology*; D066298:In Vitro Techniques; D008297:Male; D009020:Morphine / Q000494:pharmacology; D009270:Naloxone / Q000494:pharmacology; D010902:Pituitary Gland / Q000187:drug effects* / Q000378:metabolism; D011388:Prolactin / Q000378:metabolism*; D051381:Rats; D011955:Receptors, Drug / Q000187:drug effects; D011957:Receptors, Opioid / Q000187:drug effects
D018492:Dopamine Antagonists; D004723:Endorphins; D004745:Enkephalins; D011955:Receptors, Drug; D011957:Receptors, Opioid; D009270:Naloxone; D009020:Morphine; D011388:Prolactin