PPARG and metabolic dysfunction-associated steatotic liver disease: The same variants of the PPARA and PPARG genes (Leu162Val and Pro12Ala, respectively) were also investigated by Domenici et al. 29 A cohort of 103 Brazilian patients with NAFLD was compared with 103 healthy controls; of the NAFLD group, 89 had histological NASH and 14 had SS.