The expression of CX3CR1 was also significantly related to chemokine receptors, including CXCR2 (R = 0.54, P < 2.2e−16) and CCR5 (R = 0.43, P < 2.2e−16) in epithelial ovarian cancer (Fig. 6F). This evidence concerns the gene CXCR2 and ovarian carcinoma.