Hypoxia-induced lncRNA NEAT1 [133] and EIF3J antisense RNA 1 (EIF3J-AS1) [134] promote HCC proliferation by regulating the miR-199a-3p/ uridine-cytidine kinase 2 (UCK2) and miR-122-5p/ catenin delta 2 (CTNND2) axis, respectively. This evidence concerns the gene UCK2 and hepatocellular carcinoma.