thromboplastin

Edited by: Joe Hing kwok Chu

Traditional name for substances in plasma that convert prothrombin to thrombin. It is also called factor III.

Prothrombin: A plasma protein that is converted into thrombin during blood clotting.

Thrombin: A protease in blood that facilitates blood clotting by converting fibrinogen to fibrin.

Protease: Any of various enzymes, including the endopeptidases and exopeptidases, that catalyze the hydrolytic breakdown of proteins into peptides or amino acids.

Fibrinogen: A protein in the blood plasma that is essential for the coagulation of blood and is converted to fibrin by the action of thrombin in the presence of ionized calcium

Fibrin: An elastic, insoluble, whitish protein produced by the action of thrombin on fibrinogen and forming an interlacing fibrous network in the coagulation of blood.

Peptides: Any of various natural or synthetic compounds containing two or more amino acids linked by the carboxyl group of one amino acid to the amino group of another.

Carboxyl group: A carbon atom double-bonded to an oxygen and single-bonded to a hydroxyl group (OH).

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