CXCR6 and metabolic dysfunction-associated steatohepatitis: Breast milk-isolated A. muciniphila (AM06) improved the severity of MASH, in addition to inhibiting the pathogenesis of MASH-HCC, indicated by decreased macrophage infiltration and an increased level of hepatic CXCR6+ natural killer T (NKT) cells (Li et al., 2022).