the contractile protein of platelets, responsible for clot retraction, platelet aggregation, and release of ADP and other biologic amines essential to platelet function.
thrombosthenin(thrŏm″bō-sthē′nĭn) [″ + sthenos, strength]
A contractile protein present in platelets. This protein is active in clot retraction.
a contractile protein present in platelets and instrumental in producing retraction of a blood clot.