Answer: fibrin

AnswerCrossword Clue
FIBRINBlood coagulation protein
FIBRINCoagulating protein
FIBRINCoagulation protein
FIBRINProtein formed during blood clotting
fibrina white insoluble fibrous protein formed from fibrinogen by the action of thrombin especially in the clotting of blood
fibrinthe insoluble protein end product of blood coagulation, formed from fibrinogen by the action of thrombin in the presence of calcium ions
fibrinan insoluble protein, also FIBROIN