Evidence That Muscarinic Receptors in Islet Cells are Not Coupled Functionally to Adenylate Cyclase Through the Inhibitory Guanine Nucleotide Binding Protein (Ni) - Dunlop, Marjorie; Shaw, Margaret; Dimitriadis, Eva; Gurtler, V; Wark, J; Larkins, R G (Hormone and Metabolic Research, 1988)