Objective:To explore the effect of valsartan on vascular intimal hyperplasia after carotid artery balloon injury of rabbit.Methods:42 male rabbits were selected.They were randomly divided into the sham operation group.The control group and the valsartan group.We compared ET1,TXB2,6-keto-PCF1 aof the three groups by the method of radioimmunoassay,and compared the PNCA index,intima-media thickness,intimal cross-sectional area,the degree of stenosis using elastic fiber staining,HE chip and PNCA immunohistochem...