title: Enhanced analgesic activity of liposomised Met-enkephalin analogue.
mesh_terms: D000698:Analgesia; D000818:Animals; D004723:Endorphins / Q000494:pharmacology*; D004744:Enkephalin, Methionine / Q000031:analogs & derivatives*; D004745:Enkephalins / Q000494:pharmacology*; D008081:Liposomes; D051379:Mice; D009270:Naloxone / Q000494:pharmacology
chemical_list: D004723:Endorphins; D004745:Enkephalins; D008081:Liposomes; D009270:Naloxone; D004744:Enkephalin, Methionine; C022118:enkephalinamide-Met, Ala(2)-