the concentration of tissue plasminogen activator ( t-pa ) , plasminogen activator inhibitor 1 ( pai-1 ) and the complex of t-pa and pai-1 ( t-pa-pai-1 complex ) were measured using an enzyme immunoassay , where the first antibody was monoclonal antibody against pai-1 and the second one was polyclonal anti-t-pa fab ' antibody .
C0003241
antibody
C0003250
monoclonal