Multiple endogenous coagulation-related plasma proteins (Coagulation factors)

Multiple endogenous coagulation-related plasma proteins refer to the collective group of enzymes and cofactors, primarily synthesized in the liver, that constitute the coagulation cascade. This group includes essential factors such as Prothrombin (Factor II), Factor VII, Factor IX, and Factor X, as well as regulatory proteins like Protein C and Protein S. Their primary biological function is to maintain hemostasis by generating thrombin, which converts soluble fibrinogen into an insoluble fibrin mesh to stabilize blood clots at sites of vascular injury. Deficiencies or dysfunction in these proteins lead to bleeding disorders like hemophilia or acquired coagulopathies, while overactivity can result in life-threatening thrombosis. Therapeutic intervention often involves the administration of plasma-derived or recombinant concentrates to replace missing factors during acute hemorrhage or surgery. Conversely, many anticoagulant drugs target these proteins to prevent or treat thromboembolic events by inhibiting their enzymatic activity or interfering with their vitamin K-dependent synthesis.

Other names

Clotting factorsCoagulation cascade proteinsPlasma-derived coagulation factorsBlood coagulation factors

Replacement of deficient clotting factors to restore hemostasis; inhibition of factor synthesis or activity to prevent thrombosis; or stabilization of fibrin clots.