HNF4A and hepatocellular carcinoma: Subsequent correlation analysis revealed a significant positive association between G6PC1 and four TFs (HNF4A, FOXA1, FOXA2, and RXRA) at the transcript level in both normal and HCC tissues from the TCGA dataset (Figure 5B), whereas the remaining four TFs exhibited weak or nonsignificant correlations with G6PC1.