to evaluate the role of fibronectin ( fn ) in factor viii ( fviii ) and von willebrand factor ( vwf ) cryoprecipitation , factor viii procoagulant activity , factor viii coagulant antigen , factor viii-related antigen and von willebrand ristocetin cofactor activity were measured in cryoprecipitate and cryosupernatant from normal and fn-depleted plasmas .
C0015506
factor viii
C0042974
von willebrand