Aurin tricarboxylic acid inhibits platelet adhesion to collagen by binding to the 509-695 disulphide loop of von Willebrand factor and competing with glycoprotein Ib - Girma, JP; Fressinaud, E; Christophe, O; Roualt, C; Obert, B; Takahashi, Y; Meyer, D (Thromb Haemost, 1992)