TGFB1 and ganglioneuroma: No difference was observed for hepatic cellularity between GN-PS and GN-CS groups (P > 0.05), but the pattern of inflammatory cells present in the liver was predominantly of polymorphonuclear in GN-CS group and of mononuclear in the GN-PS group, and a higher hepatic expression of IL-10 and TGF-β was observed in GN-PS group.