Hepatic FUT6 gene expression levels were significantly higher in the NASH group than in the NAFL group (0 ± 0.384 in the NAFL group, 0.747 ± 0.910 in the NASH group (log2 ratio), P < 0.05) (Fig. 4a). This evidence concerns the gene FUT6 and metabolic dysfunction-associated steatohepatitis.