In addition, a positive correlation between LAMC2 and lncRNA CASC9 was demonstrated, which was consistent with the study published in 2018, showing that lncRNA CASC9 and LAMC2 have positive correlation in esophageal squamous cell carcinoma by interacting with CREB-binding protein [12]. This evidence concerns the gene CASC9 and esophageal squamous cell carcinoma.