GPT and metabolic syndrome: As compared to the control group, serum parameters, including GOT, GPT, triglycerides, cholesterol, LDL, HDL, glucose, creatinine, LDH, and ALK-P, were significantly elevated in the MetS group, the MetS + L-arginine group, the MetS + L-NAME group, the MetS + OVX group, the MetS + OVX + L-arginine group, and the MetS + OVX + L-NAME group.