RCN1 and rectum adenocarcinoma: In The Cancer Genome Atlas, RCN1 was also overexpressed in rectosigmoid adenocarcinoma with a fold change of 2.616, in colon mucinous adenocarcinoma with a fold change of 2.361, in rectal mucinous adenocarcinoma with a fold change of 2.323, in cecum adenocarcinoma with a fold change of 2.124, in colon adenocarcinoma with a fold change of 2.197, and in rectal adenocarcinoma with a fold change of 2.052 (Table 1).