We found statistically significant moderate heritabilities for AST/ALT (h2 = 0.26, p = 0.004), (3) FAST (h2 = 0.36, p = 1.5 × 10−3) [3], fibrosis (h2 = 0.36, p = 0.01), and steatosis (h2 = 0.33, p = 0.01) [16]. The gene discussed is GPT; the disease is steatosis.