Expression of CXCL1 is upregulated relative to healthy tissue in many cancerous tumors such as bladder cancer [39], colon cancer [38,42], gastric cancer [36], hepatocellular carcinoma [35], non-small-cell lung carcinoma [40], melanoma [34], ovarian cancer [37], PDAC [43], and renal cell carcinoma [105]. The gene discussed is CXCL1; the disease is melanoma.