The results found that the expression level of HAMP was significantly higher in eleven tumors, including breast cancer, colon adenocarcinoma, esophageal carcinoma, glioblastoma multiforme, head and neck squamous cell carcinoma, ccRCC, pRCC, and chRCC, lung adenocarcinoma, lung squamous cell carcinoma, and stomach adenocarcinoma. The gene discussed is HAMP; the disease is nonpapillary renal cell carcinoma.