title: Biochemical measurement of muscarinic receptor efficacy and its role in receptor regulation.
authors.forename: S B
authors.initials: SB
authors.lastname: Freedman
authors.forename: E A
authors.initials: EA
authors.lastname: Harley
authors.forename: L L
authors.initials: LL
authors.lastname: Iversen
mesh_terms: D000818:Animals; D006801:Humans; D011976:Receptors, Muscarinic / Q000378:metabolism* / Q000502:physiology
chemical_list: D011976:Receptors, Muscarinic