Differential coupling of dopaminergic D2 receptors expressed in different cell types. Stimulation of phosphatidylinositol 4,5-bisphosphate hydrolysis in LtK- fibroblasts, hyperpolarization, and cytosolic-free Ca2+ concentration decrease in GH4C1 cells.Lucia Vallar, Olivier Civelli, Paul R. Albert et al.|Journal of Biological Chemistry|1990Cited by 238