the blood samples collected before and immediately after the exercise showed a 41.4 % -increase in the activity of renin and a 95 % -increase in that of kallikrein , whereas the level of prekallikrein and the activity of the converting enzyme declined by 19 and 13 % ( p less than 0.05 ) .
C0022478
kallikrein
C0033024
prekallikrein