thromboplastin

(redirected from plasma thromboplastin antecedent (PTA))
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Related to plasma thromboplastin antecedent (PTA): factor XI, factor IX, plasma thromboplastin component, Rosenthal syndrome, Hemophilia C

throm·bo·plas·tin

 (thrŏm′bō-plăs′tĭn)
n.
A complex of protein and phospholipids that is found in tissues and platelets and facilitates blood clotting by converting prothrombin to thrombin.

thromboplastin

(ˌθrɒmbəʊˈplæstɪn)
n
(Biochemistry) any of a group of substances that are liberated from damaged blood platelets and other tissues and convert prothrombin to thrombin. Also called: thrombokinase

throm•bo•plas•tin

(ˌθrɒm bəˈplæs tɪn)

n.
a lipoprotein in the blood that converts prothrombin to thrombin.
Also called throm•bo•ki•nase (ˌθrɒm boʊˈkaɪ neɪs, -ˈkɪn eɪs)
[1910–15]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.thromboplastin - an enzyme liberated from blood platelets that converts prothrombin into thrombin as blood starts to clot
clotting factor, coagulation factor - any of the factors in the blood whose actions are essential for blood coagulation
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