these findings resolve the contradictions resulting from the apparent requirement for free ca2+ in the binding of secreted thrombospondin to the plasma membranes of platelets , the behavior of purified thrombospondin in hemagglutination assays and the characteristics of the endogenous lectin ( thrombospondin ) expressed by platelets stimulated with a23187 or gamma-thrombin .
C0076560
thrombospondin
C0005821
platelets