Figure 5. Hsa_circ_0000523 and miR-31 regulated the Wnt/β-catenin pathway. Western blot analysis of Dkk1, β-Catenin in nucleus, and c-Myc expression in SW480 cells transfected with si-circ_0000523, miR-31 mimic, miR-31 inhibitor individually. β-actin was used as internal control.