Plasminogen activators are widely used as thrombolytic drugs clinically,while they are far away from perfect and urgent requests call for development of new thrombolytic drugs.

• 已临床使用的溶栓药物主要是纤溶酶原激活剂类,但还存在许多缺陷,因此新型溶栓药物的研制迫在眉睫。