Cyclin D1 is a key mediator of cell growth and proliferation, some researches had proved that NFE2L3 regulated the expression of cyclin D1 in CRC while another article pointed out that the silencing of NFE2L3 will increase the level of DUX4, a direct inhibitor of CDK1, and reduce the proliferation and tumorigenicity of colon cancer cells 15,18. The gene discussed is CCND1; the disease is malignant colon neoplasm.