stimulation of platelets by thrombin causes an increase in the amount of cytoskeleton proteins insoluble in 1 % triton x-100 , i.e . myosin , actin , actin-binding protein , an alpha-actinin-like protein of mr = 105,000 , unidentified polypeptides of mr = 150,000 , 31,00 , and under some conditions , 56,000 .
C0010853
cytoskeleton
C0001271
actin