the esterase activity of highly purified human urokinase on nalpha-acetylglycl-l-lysine methyl ester is strongly inhibited by 1 x 10 ( -5 ) to 1 x 10 ( -2 ) m cu++ , hg++ , ni++ , co++ , fe+++ , and mn++ solutions , whereas na+ , k+ , ca++ , and mg++ are weakly effective .
C0086418
human
C0042071
urokinase