MTOR and metabolic dysfunction-associated steatohepatitis: Proteome and metabolome analyses revealed the activation of mTOR in conjunction with AKT, PI3K, extracellular signal-regulated kinase 1/2 (ERK1/2) kinases, and β-catenin in the liver tumors developed in Tsumura, Suzuki, Obese Diabetic (TSOD) metabolic syndrome/T2DM NASH model mice [14,15] (Figure 2).