title: Activation of K-opiate sites by dynorphin in the myenteric plexus.
mesh_terms: D000818:Animals; D003496:Cyclazocine / Q000031:analogs & derivatives / Q000494:pharmacology; D004361:Drug Tolerance; D004399:Dynorphins; D004558:Electric Stimulation; D004723:Endorphins / Q000494:pharmacology*; D004743:Enkephalin, Leucine / Q000494:pharmacology; D016314:Ethylketocyclazocine / Q000031:analogs & derivatives*; D006168:Guinea Pigs; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects; D009130:Muscle, Smooth / Q000187:drug effects; D009197:Myenteric Plexus / Q000378:metabolism*; D009294:Narcotics / Q000494:pharmacology; D011957:Receptors, Opioid / Q000378:metabolism*; D017473:Receptors, Opioid, kappa
chemical_list: D004723:Endorphins; D009294:Narcotics; D011957:Receptors, Opioid; D017473:Receptors, Opioid, kappa; D016314:Ethylketocyclazocine; D004743:Enkephalin, Leucine; C012395:ketazocine; D004399:Dynorphins; D003496:Cyclazocine