It has also been reported that the expression of CXCL9, CXCL10, and CXCL11 is upregulated in the tumor tissues of patients with colon cancer, esophageal cancer, lung cancer, and ovarian cancer, and correlates with better clinical outcomes (Table 1) [42,43,44,45]. The gene discussed is CXCL9; the disease is malignant colon neoplasm.