the activation of bovine prothrombin by prothrombinase ( factor xa , factor va , synthetic phospholipid vesicles , and calcium ion ) was studied in the presence of the fluorescent , reversible thrombin inhibitor dansylarginine-n- ( 3-ethyl-1,5-pentanediyl ) amide ( dapa ) .
C0015518
prothrombinase
C0015520
factor xa