Table 3: Comparison of EC50 (Agonists) and IC50 (Antago-nists) for m3 Muscarinic Receptor by NFAT-RE- and SRE- Luciferase Reporter Assays

agonist NFAT-RE, EC50 (M) SRE, EC50 (M)
muscarine chloride 8.3 × 10-9 2.8 ×10-8
carbachol 3.6 × 10-8 1.1 × 10-7
pilocarpine 2.0 × 10-7 5.2 × 10-7