NOS2 and metabolic dysfunction-associated steatotic liver disease: Variations in peroxisome proliferator-activated receptor γ coactivator 1α (PPARGC1A), angiotensin II type 1 receptor (ATGR1), and nitric oxide synthase 2 (inducible) (NOS2) genes were found to be associated with NAFLD in Japanese individuals [12-14].