Platelate aggregation is caused by all, except ?
Ans. is 'c' i.e., Prostacyclin (PGI2)Factors promoting platelet aggregation : ADP, TXA2 , epinephrine, serotonin, vWF, fibrinogen, collagen, immune complex, thrombin, thrombospondin.Factors inhibiting platelet aggregation : PGI2, NO, endothelin, bradykinin.
Thromboxane A2
Serotonin
Prostacyclin (PGI2)
Thrombin