title: Comparison of biological activities of enkephalin analogues in isolated organs.
mesh_terms: D000595:Amino Acid Sequence; D000818:Animals; D002415:Cats; D004745:Enkephalins / Q000494:pharmacology*; D005260:Female; D006168:Guinea Pigs; D007082:Ileum / Q000187:drug effects; D066298:In Vitro Techniques; D008297:Male; D051379:Mice; D009119:Muscle Contraction / Q000187:drug effects*; D009130:Muscle, Smooth / Q000187:drug effects*; D009541:Nictitating Membrane / Q000187:drug effects; D009928:Organ Specificity; D011957:Receptors, Opioid / Q000187:drug effects; D013154:Spleen / Q000187:drug effects; D013329:Structure-Activity Relationship; D014649:Vas Deferens / Q000187:drug effects
chemical_list: D004745:Enkephalins; D011957:Receptors, Opioid