inhibitory concentration, \(\textrm{IC}\)

https://doi.org/10.1351/goldbook.I03036
Concentration of a substance that causes a defined @I03034@ of a given system: \(\mathrm{IC}_{50}\) is the @M03806@ concentration that causes 50% @I03034@.
See also:
lethal concentration
Source:
PAC, 1993, 65, 2003. (Glossary for chemists of terms used in toxicology (IUPAC Recommendations 1993)) on page 2060 [Terms] [Paper]