NFKB2 and rectum adenocarcinoma: To cross-validate these relationships, we first compared the averaged survival rates based on NFKB2 expression of patients with primary tumors in the cecum, appendix, ascending colon, hepatic flexure, splenic flexure, sigmoid colon, descending colon and rectum from the The Cancer Genome Atlas (TCGA) colon adenocarcinoma (COAD) and TCGA rectum adenocarcinoma (READ) projects35.