In particular, the expression of RBBP7 was significantly upregulated in breast cancer, cholangiocarcinoma, colon adenocarcinoma, esophageal carcinoma, head and neck squamous cell carcinoma, LIHC, lung adenocarcinoma, lung squamous cell carcinoma, rectum adenocarcinoma, stomach adenocarcinoma (STAD), and uterine corpus endometrial carcinoma. The gene discussed is RBBP7; the disease is gastric adenocarcinoma.