Fibrinogen (Factor I) (Last Updated - 2/27/2005)

-gets activated to form fibrin (Factor Ia) via catalysis by calcium (Factor IV) & thrombin (Factor IIa)
-click here to view an image of the clotting cascade

========================================================
References:

Goodman & Gilman's: The Pharmacologic Basis Of Therapeutics - 10th Edition - 2001. Chapter 55.