title: The synthesis and in vitro pharmacological evaluation of some novel enkephalin analogues [proceedings].
mesh_terms: D000818:Animals; D004723:Endorphins / Q000138:chemical synthesis*; D004745:Enkephalins / Q000138:chemical synthesis* / Q000494:pharmacology; D006168:Guinea Pigs; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects; D009130:Muscle, Smooth / Q000187:drug effects
chemical_list: D004723:Endorphins; D004745:Enkephalins