title: Torticollis, midbrain, and sigma receptors.
authors.forename: F O
authors.initials: FO
authors.lastname: Walker
authors.forename: J M
authors.initials: JM
authors.lastname: Walker
authors.forename: R R
authors.initials: RR
authors.lastname: Matsumoto
authors.forename: W D
authors.initials: WD
authors.lastname: Bowen
mesh_terms: D000818:Animals; D004421:Dystonia / Q000378:metabolism / Q000503:physiopathology*; D006801:Humans; D008636:Mesencephalon / Q000378:metabolism / Q000503:physiopathology*; D051381:Rats; D011957:Receptors, Opioid / Q000187:drug effects / Q000378:metabolism / Q000502:physiology*; D017480:Receptors, sigma; D014103:Torticollis / Q000503:physiopathology*
chemical_list: D011957:Receptors, Opioid; D017480:Receptors, sigma