abstract |
The present invention relates to improved procoagulant antibodies including bispecific antibodies capable of binding to coagulation Factor IX (FIX) or the activated form thereof Factor IXa (FIXa) and optionally Factor X (FX) and the activated form thereof Factor Xa (FXa) and promoting FX activation by FIXa, antibodies binding their epitopes and methods and composition for treating subjects suffering from a coagulopathy such as haemophilia A. |