title: [Studies on the content and effects of opiate-like substances in rabbit ear artery strips].
mesh_terms: D000818:Animals; D001158:Arteries / Q000032:analysis; D001681:Biological Assay; D004423:Ear / Q000098:blood supply*; D004723:Endorphins / Q000032:analysis*; D004743:Enkephalin, Leucine / Q000032:analysis*; D005260:Female; D066298:In Vitro Techniques; D008297:Male; D009270:Naloxone / Q000494:pharmacology; D011402:Pronase / Q000494:pharmacology; D011817:Rabbits; D011863:Radioimmunoassay; D011957:Receptors, Opioid / Q000187:drug effects
chemical_list: D004723:Endorphins; D011957:Receptors, Opioid; D009270:Naloxone; D004743:Enkephalin, Leucine; D011402:Pronase