Fig. 2From: Upregulation of citrullination pathway: From Autoimmune to Idiopathic Lung Fibrosisa) A representative immunoblot of PADI4 intracellular levels in 3 controls, 4 IPF and 3 RA-ILD subjects. b) PADI4 protein expression levels in IPF, RA-ILD and control subjects relative to actin. The bars represent median with range. ** = p < 0.01, Mann-Whitney testBack to article page