FNDC3B and colorectal cancer: Among them, FNDC3B expression levels were significantly upregulated in tumor tissues in 43 datasets, including brain and central nervous system (CNS), head and neck, esophageal, kidney, cervical, bladder, and colorectal cancers, etc. (Figure 2A, P < 0.0001, Fold Change > 2, and Gene Rank < Top 10%).