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. 2019 Jan 3;316(3):G412–G424. doi: 10.1152/ajpgi.00300.2018

Table 1.

Potency of RDX8940 compared with other TGR5 agonists

Cellular TGR5 cAMP EC50
Agonist EC50, nM Efficacy, %
Mouse
    INT-777 2,500 92
    GPBAR-A 50 100
    RDX8940 0.25 100
Human
    INT-777 10,000 104
    GPBAR-A 130 101
    RDX8940 2.5 92

EC50, concentration that produces 50% of the maximum effect; TGR5, G protein-coupled bile acid receptor.