
Keywords: ANA, antinuclear antibody; αSMA, alpha smooth muscle actin; B6, C57Bl/6J; Col1a1, collagen, type 1, alpha 1; Col3a1, collagen, type 3, alpha 1; Fbln5, fibulin 5; SSc, systemic sclerosis; TGF-β1, transforming growth factor beta-1; Tsk, tight skin; WT, wild