It was showed that APTT and CT in the presence of LALP were markedly prolonged,the formation of venous thrombosis was obviously preven ted without any hemolyzation.

类狼疮抗凝蛋白能显著地延长活化部分凝血活酶时间和凝血时间，明显地抑制静脉血栓的形成，无溶血作用。