Objective:To study the significance of Hcy,ET-1,hs-CRP,TXA2,parameters of coagulation and fibrinolysis in patients with acute cerebral infarction(ACI) before and after treatment.Methods:ELISA,chromogenic substrate assay,Clauss assay,radioimmune and immune turbidimetric method were used to determine levels of Hcy,ET-1,hs-CRP,TXA2,parameters of coagulation and fibrinolysis in 68 case with ACI before and after treatment,as well as in 30 control normal cases.Results:① Before treatment,the levels of plasma Hcy,ET-1 and serum hs-CRP,TXA2 signif...