الإنجليزية - الإنجليزية
تعريف factor ix في الإنجليزية الإنجليزية القاموس.
- A protein substance in blood plasma that participates in and is essential for the blood-clotting process. A deficiency of this factor is the cause of Christmas disease
- {i} Christmas factor, coagulation factor that is fundamental for the blood-clotting process (the absence of factor IX is associated with hemophilia B)