LINC00221 and hepatocellular carcinoma: To further validate GILncSig expression in HCC, GSE76427 was used to measure the expression level of GILncSig, and the results showed that compared with PANT group, the AC026803.2, RHPN1-AS1, LINC00221, AL031058.1, ZFPM2-AS1, and THORLNC levels were significantly higher in the HCC group, however, the CR936218.2 and AL359915.1 levels were significantly lower in the HCC group (Figures 8A,C).