目的：从中国产蝮蛇蛇毒中分离纯化电泳纯度的类狼疮抗凝蛋白，研究其对动物体内的抗凝作用及机制。

• Objective: To study anticoagulant effect and mechanis m of Lupus anticoagulant-like protein( LALP), an electrophoresis purity LALP puri f ied by ion exchange and gel filtraration chromatography from agkistrodon halys b revicaudus.