title: [Met5]enkephalin-Arg-Phe ACTS on vascular opiate receptors.
mesh_terms: D000818:Animals; D003496:Cyclazocine / Q000031:analogs & derivatives / Q000494:pharmacology; D004558:Electric Stimulation; D004723:Endorphins / Q000494:pharmacology*; D004744:Enkephalin, Methionine / Q000031:analogs & derivatives; D004745:Enkephalins / Q000494:pharmacology*; D016314:Ethylketocyclazocine; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects; D009131:Muscle, Smooth, Vascular / Q000187:drug effects*; D011817:Rabbits; D011957:Receptors, Opioid / Q000187:drug effects*
chemical_list: D004723:Endorphins; D004745:Enkephalins; D011957:Receptors, Opioid; D004744:Enkephalin, Methionine; D016314:Ethylketocyclazocine; C027511:enkephalin-Met, Arg(6)-Phe(7)-; D003496:Cyclazocine