KDR and ovarian cancer: In addition, the KDR expression level and the co-expression level of VEGF and KDR in patients with hepatic metastasis was significantly higher compared with patients without hepatic metastasis (P=0.02 and P=0.005, respectively), indicating that VEGF promoted the hepatic metastasis of ovarian cancer by combining with KDR and was associated with the hematogenous metastasis of ovarian cancer.