NCIt definition : One Kallikrein Inhibitor Unit is identical to the quantity of protease inhibitor (eg,
aprotinin) that has the ability to inhibit two kallikrein units by 50% under optimal
conditions. One Kallikrein Inhibitor Unit is equal to 0.025 antiplasmin units or 0.0031
trypsin inhibitor units.;
Alternative definition : CDISC: A dosing measurement based on the Kallikrein inhibitor unit.(NCI);