YBX3 and idiopathic pulmonary fibrosis: In the end, nevertheless, YBX3 and UTRN are not directly associated with IPF, it has been reported the involvement of these coding RNAs in claudin-mediated cell proliferation regulation, which is impaired in lung diseases [18,19] and Duchenne Muscular Dystrophy (DMD) fibrosis, respectively [20,21].