title: Arthritic inflammation in rats as a model of chronic pain: role of opioid systems.
authors.affiliation: Department of Neuropharmacology, Max-Planck-Institut für Psychiatrie, Planegg-Martinsried, FRG.
authors.forename: A
authors.initials: A
authors.lastname: Herz
authors.forename: M J
authors.initials: MJ
authors.lastname: Millan
authors.forename: C
authors.initials: C
authors.lastname: Stein
mesh_terms: D000818:Animals; D001168:Arthritis / Q000503:physiopathology*; D001169:Arthritis, Experimental / Q000503:physiopathology*; D001921:Brain / Q000503:physiopathology; D002908:Chronic Disease; D004723:Endorphins / Q000502:physiology*; D009619:Nociceptors / Q000503:physiopathology*; D010146:Pain / Q000503:physiopathology*; D051381:Rats; D011957:Receptors, Opioid / Q000502:physiology*
chemical_list: D004723:Endorphins; D011957:Receptors, Opioid