CXCR4 and pulmonary fibrosis: Interestingly, our data showed that genes known to be associated with pulmonary fibrosis (ANKRD11, CTNNB1, CXCR4, HIF1A, HMGB1, ITSN2, LITAF, NEAT1, VEGFA, and DSE) (77–84) were upregulated in MLCs.