To gain further insight into the biological function of the 13 ERSRDEGs (ADM, AGRP, BIRC3, CDA, FAM20C, IER3, MT1E, NELL2, PDGFA, RAI14, SNCA, SOCS3, and ZNF91) in IPF, we performed GO enrichment analyses (Table 2). The gene discussed is RAI14; the disease is idiopathic pulmonary fibrosis.