Pathway analysis of these 81 genes confirmed enrichment of TNF, NF‐κB, IL‐17, JAK/STAT signalling pathways and Th17, Th1 and Th2 differentiation pathways in addition to pathways associated with rheumatoid arthritis and inflammatory bowel disease (Table S9). The gene discussed is NFKB1; the disease is rheumatoid arthritis.