Objective To observe the influence of ubenimex capsules on the serum vascular endothelial growth factors(VEGF)expression of primary liver carcinoma.Methods Sixty liver cancer patients in our hospital according to different stages were divided into three groups,the expression level of serum VEGF before and after oral ubenimex capsules were observed and compared.Results In the patients with UICC stageⅠand stageⅡand after treatment for 3,5and 7weeks,VEGF levels decreased,there was no significant difference bet...