title: Rational design and biological properties of highly specific mu and delta opioid peptides.
mesh_terms: D000700:Analgesics; D000818:Animals; D001667:Binding, Competitive; D001921:Brain / Q000378:metabolism; D006168:Guinea Pigs; D066298:In Vitro Techniques; D007700:Kinetics; D051379:Mice; D009119:Muscle Contraction / Q000187:drug effects; D009130:Muscle, Smooth / Q000187:drug effects; D009294:Narcotics / Q000138:chemical synthesis* / Q000378:metabolism / Q000494:pharmacology; D011957:Receptors, Opioid / Q000378:metabolism*; D017465:Receptors, Opioid, delta; D017450:Receptors, Opioid, mu
chemical_list: D000700:Analgesics; D009294:Narcotics; D011957:Receptors, Opioid; D017465:Receptors, Opioid, delta; D017450:Receptors, Opioid, mu