IC50
Noun
Meaning
IC50
(sciences) The concentration of an inhibitor that is required for 50-percent inhibition of an enzyme in vitro.
Examples
It is useful as a quick description of the binding of a substance, in the same way that EC50 and IC50 describe the biological activities of substances.
LPS-induced NF-κB reporter activity was diminished by one half when the test blend was treated at 1% concentration, indicating that IC50 of the blend is 1%.