title: Cation requirement for GTP regulation of [125I]b-endorphin binding to Mu and sigma opioid receptors.
authors.affiliation: Department of Pharmacology, University of Rochester, School of Medicine and Dentistry, NY 14642.
authors.forename: D E
authors.initials: DE
authors.lastname: Selley
authors.forename: J M
authors.initials: JM
authors.lastname: Bidlack
mesh_terms: D000818:Animals; D001667:Binding, Competitive / Q000502:physiology; D001921:Brain / Q000378:metabolism*; D006160:Guanosine Triphosphate / Q000502:physiology*; D051381:Rats; D011957:Receptors, Opioid / Q000378:metabolism*; D017450:Receptors, Opioid, mu; D017480:Receptors, sigma; D012964:Sodium / Q000502:physiology*; D013570:Synaptic Membranes / Q000378:metabolism; D001615:beta-Endorphin / Q000378:metabolism*
chemical_list: D011957:Receptors, Opioid; D017450:Receptors, Opioid, mu; D017480:Receptors, sigma; D001615:beta-Endorphin; D006160:Guanosine Triphosphate; D012964:Sodium