In our study, only 7 of these lncRNAs (DBH-AS1, HEIH, hDREH, PCNA-AS1, hPVT1, UFC1 and ZEB1-AS1) were found to be significantly dysregulated in at least one hepatitis virus-associated HCC (Additional file 7: Table S7). This evidence concerns the gene PCNA and hepatocellular carcinoma.