Actually, the result of the interaction between lncRNA KCNQ1OT1 and miR-34a in colon cancer [19] also showed the transfection of miR-34a reduced luciferase activity of wild-type KCNQ1OT1, but not the mutant one. The gene discussed is KCNQ1OT1; the disease is malignant colon neoplasm.