CCNDBP1 and neoplasm: Besides lung, CCNDBP1 has been proposed to be a tumor suppressor gene for multiple tissues, including prostate [26], breast [27–30], liver [30–33], ovary [34], lymph [35], retina [21], colon [36–38], neuroglial [39], bone [40] and lens epithelial cell [41] through interacting with different proteins.