Figure 3.
Agonist potency profile of compounds 8, 9, and 2-MeS-ADP for the increase in [Ca2+]i in 1321N1 astrocytoma cells expressing recombinant P2Y1 receptors. Cells loaded with Fura-2 as described in Experimental Section were exposed to 8, 9, and 2-MeS-ADP at the indicated concentrations. Each value shown is a mean ± SE of three experiments.