Despite clinical evidence demonstrating a correlation between increased numbers of MΦ and mDCs and the degree of pulmonary fibrosis in IPF,27, 37, 38, 39, 40 the specific role of CD11c+ myeloid populations in the context of pulmonary fibrosis remains unclear,41, 42 and was the objective of this investigation. Here, ITGAX is linked to idiopathic pulmonary fibrosis.