DUSP1 and liver dysplastic nodule: Among these core genes, some have been shown to play an important role in the pathogenesis of DN, C3 (52, 53), ALB (54–56), EGF (57), EGR1 (58–61), COL1A2 (62), FN1 (63, 64), CD44 (65, 66), FOS (67), PLG (68, 69), and DUSP1 (70).