of the components of the plasma kallikrein-kinin system the free ( spontaneous ) and kaolin-activated kallikrein ( prekallikrein ) activities , the concentration of bradykinin , the bradykinin splitting total kininase activity , total kallikrein-inhibitor activity and the concentration of alpha 2-macroglobulin , a major plasma kallikrein inhibitor , were estimated .
C0022478
kallikrein
C0033024
prekallikrein