PCAT1 and hepatocellular carcinoma: Based on previous data, the lncRNA-PCAT-1 has also been overexpressed in other cancerous tumors such as lung, colorectal, gastric and hepatocellular carcinoma (Zhao et al., 2015[25]; Liu et al., 2015[6]; Yan et al., 2015[23]; Zhang et al., 2017[24]; Ren et al., 2017[11]).