All of the following promote platelet aggregation except
Factors inhibiting platelet aggregation are ATP, PGI2 or prostacyclin, Aspirin, coisol Factors oring platelet aggregation are Thrombospondin which helps in fixation of platelet, platelet activating factor, ADP, Thromboxane A2, Ca2+,vWF etc. Plasmin also helps in platelet aggregation. Ref: Textbook of medical physiology by N Geetha, 2nd edition, page no.102,103
Plasmin
Prostacyclin
Thrombospondin
Platelet activating factor
Cardiovascular system