For example, lnc-TUG1, lnc-MMPA, lnc-MIAT, and lnc-ATB are lncRNAs whose expression levels are correlated with the state of the tumor immune microenvironment in HCC, suggesting their roles in regulating immune responses (51, 52, 70, 101). Here, TUG1 is linked to hepatocellular carcinoma.