Methods:Anticoagulant activity was determined by measuring prothrombin time(PT),thrombin time(TT),activated partial throboplstin time(APTT) and fibrinogen coagulation time(FCT).

• 方法:测定水蛭乙醇提取物不同萃取部位对凝血酶原时间(PT),凝血酶时间(TT),活化的部分凝血活酶时间(APTT),纤维蛋白原凝固时间(FCT)的影响。