IL15 and steatosis: Despite the positive effect of IL-15 on steatosis previously explained, the suppression of IL-15 in hepatocytes both in vivo and in vitro induced a significant decrease in inflammation, especially regarding the expression of chemokines, which is possibly related to the diminution of natural killer (NK), natural killer T cells (NKT), and the invariant natural killer T cells (iNKT) cell macrophages infiltration [49].