Fox example, lncRNA MALAT1 [15], PIK3CD-AS1 [16], linc-ZNF469-3 [17] and LINC01133 [18] were respectively identified as diagnostic or prognostic biomarkers of colorectal cancer, hepatocellular carcinoma, triple negative breast cancer and gastric cancer. The gene discussed is MALAT1; the disease is hepatocellular carcinoma.