CXCR4 and idiopathic pulmonary fibrosis: To identify potential therapeutic agents targeting the 14 key genes (PFKM, PKLR, FBP2, AGRN, ARTN, AURKA, CXCR4, DEPDC1, MERTK, PLOD2, SDC1, TPBG, VCAN, and PGP) implicated in IPF, we used the DGIdb.