1. thromboplastin

noun. an enzyme liberated from blood platelets that converts prothrombin into thrombin as blood starts to clot.


  • thrombokinase
  • coagulation factor
  • clotting factor

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Sentences with thromboplastin

1. Noun, singular or mass
ISI is the International Sensitivity Index determined for each batch of thromboplastin reagents by manufactures.