title: Opioid peptides as modulators of cyclic AMP levels.
mesh_terms: D000262:Adenylyl Cyclases / Q000378:metabolism*; D000818:Animals; D001921:Brain / Q000378:metabolism; D002460:Cell Line; D000242:Cyclic AMP / Q000378:metabolism*; D004723:Endorphins / Q000494:pharmacology / Q000502:physiology*; D004745:Enkephalins / Q000494:pharmacology / Q000502:physiology*; D006822:Hybrid Cells / Q000378:metabolism; D009020:Morphine / Q000494:pharmacology; D009638:Norepinephrine / Q000494:pharmacology; D011957:Receptors, Opioid / Q000378:metabolism
chemical_list: D004723:Endorphins; D004745:Enkephalins; D011957:Receptors, Opioid; D009020:Morphine; D000242:Cyclic AMP; D000262:Adenylyl Cyclases; D009638:Norepinephrine