ZEB1 and colon adenocarcinoma: Through univariate Cox regression analysis, we identified two risk lncRNAs in COAD patients, MEG3 and ZEB1-AS1 (HR = 1.52 and p = 0.03 for MEG3, HR = 3.19 and p = 2.13 × 10–05 for ZEB1-AS1, Figures 4E,F).