fibrinogen

[ fahy-brin-uh-juhn ]

noun

, Biochemistry.

1. a globulin occurring in blood and yielding fibrin in blood coagulation.

fibrinogen

/ ˌfaɪbrɪnəʊˈdʒɛnɪk; ˌfaɪbrɪˈnɒdʒənəs; fɪˈbrɪnədʒən /

noun

1. a soluble protein, a globulin, in blood plasma, converted to fibrin by the action of the enzyme thrombin when blood clots

fibrinogen

/ fī-brĭn′ə-jən /

1. A protein in the blood plasma that is essential for the coagulation of blood. It is converted to fibrin by the action of thrombin in the presence of calcium ions.

Derived Forms

• fibrinogenic, adjective

Word History and Origins

Origin of fibrinogen¹

First recorded in 1870–75; fibrino- + -gen

Example Sentences

It is not yet certain what is the nature of the final reaction between fibrinogen and thrombin.

From Project Gutenberg

The last step in the change is the action of thrombin upon fibrinogen to form fibrin, and the clot is complete.

From Project Gutenberg

Serum, for instance, very quickly loses its power of inducing clotting in fibrinogen solutions.

From Project Gutenberg

Into this special class fall myosin (of the muscles), fibrinogen (of the blood) and vitellin (of egg yolk).

From Project Gutenberg

Clotting; in the blood, the result of fibrinogen changing to fibrin.

From Project Gutenberg