Objective To observe the effects of ligustrazine(川芎嗪) on vascular endothelial growth factor(VEGF) in rats with focal cerebral ischemia.Methods Fifteen Sprague-Dawley(SD) rats were randomly divided into three groups namely: sham operation group,model group, and ligustrazine group.Focal cerebral infarction model was established by sodium laurate which may induce vascular endothelial cell injury.Some indexes were detected such as VEGF mRNA expression examin...