GAS5 and lung cancer: In contrast, lncRNAs that function as ceRNAs of miRNAs and act as tumor suppressors in lung cancer include ADAMTS9-AS2, MT1JP, MAGI2-AS3, PLAC2, TINCR, LINIC00641, FENDRR, TRHDE-AS1, lncRNA-p21, and GAS5.