NFKB1 and neoplasm: RNA sequencing and Western blotting examined epithelial-mesenchymal transition (EMT) markers and nuclear factor-kappa B (NF-κB) components.<h4>Results</h4>piR-37524 was significantly overexpressed in CRC compared with adjacent non-tumor tissues and was associated with larger tumor size, poorer differentiation, and distant metastasis.