title: Modulation of the analgesic efficacy and potency of morphine by [D-Pen2, D-Pen5]enkephalin in mice.
authors.affiliation: Department of Pharmacology, College of Medicine, University of Arizona, Tucson 85724.
authors.forename: Q
authors.initials: Q
authors.lastname: Jiang
authors.forename: H I
authors.initials: HI
authors.lastname: Mosberg
authors.forename: F
authors.initials: F
authors.lastname: Porreca
mesh_terms: D000700:Analgesics; D000818:Animals; D004305:Dose-Response Relationship, Drug; D004347:Drug Interactions; D020881:Enkephalin, D-Penicillamine (2,5)-; D004743:Enkephalin, Leucine / Q000031:analogs & derivatives / Q000494:pharmacology; D004745:Enkephalins / Q000008:administration & dosage / Q000494:pharmacology*; D008297:Male; D051379:Mice; D008813:Mice, Inbred ICR; D009020:Morphine / Q000008:administration & dosage / Q000494:pharmacology*; D010147:Pain Measurement; D011957:Receptors, Opioid / Q000187:drug effects / Q000502:physiology; D017465:Receptors, Opioid, delta
chemical_list: D000700:Analgesics; D004745:Enkephalins; D011957:Receptors, Opioid; D017465:Receptors, Opioid, delta; D004743:Enkephalin, Leucine; D009020:Morphine; D020881:Enkephalin, D-Penicillamine (2,5)-; C040643:N,N-diallyl-tyrosyl-alpha-aminoisobutyric acid-phenylalanyl-leucine