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. 2018 Feb 21;26(3):1097–1104. doi: 10.1016/j.jfda.2018.02.001

Table 2.

The inhibition rate and IC50 of recombinant ACEI.

Inhibition rate (%) IC50
Control 0%
Recombinant ACEI protein 50% 2684.9 μg/mL
 (without hydrolysis with pepsin) 88.2 μM
Recombinant ACEI protein 73.8% 21 μg/mL
 (hydrolyzed by pepsin) 0.69 μM
Captopril 0.022 μM