MALAT1 and liver cancer: Intriguingly, MALAT1 combined with HULC resulted in the greater effeciency in stable liver cancer stem cell lines transfected pCMV6-A-GFP, pCMV6-A-GFP-HULC, pCMV6-A-GFP-MALAT1, pCMV6-A-GFP-HULC plus pCMV6-A-GFP-MALAT1 (Fig. 6c, upper).