These 11 genes can be considered prognostic marker genes for IPF (BAG3, BCL2, BNIP3, EIF4EBP1, FOXO1, IRGM, ITGA6, MAPK1, MYC, PEX3, PRKCQ) (Figure 2A). Here, BCL2 is linked to idiopathic pulmonary fibrosis.