| factor I | a protein present in blood plasma |
|---|---|
| factor I | a protein in blood plasma that is the inactive precursor of thrombin |
| factor I | an enzyme liberated from blood platelets that converts prothrombin into thrombin as blood starts to clot |
| factor I | resolve into factors |
| factor I | ion of calcium |
| factor I | coagulation factor whose absence is associated with hemophilia B |