comparison of the mobility of the plasminogen activator species on sds-polyacrylamide gel electrophoresis with human urokinase ( u-pa ) and human melanoma tissue-type plasminogen activator ( t-pa ) and studies with antibodies to these enzymes indicate that the mr approximately 50,000 species is a u-pa and the mr approximately 65,000 a t-pa .
C0086418
human
C0042071
u-pa