IFNA1 and chronic obstructive pulmonary disease: The highest enriched common pathways were "interferon (IFN) signaling (P = 1.58 × 10-11)", "role of pattern recognition receptors in recognition of bacteria and viruses (P = 2.82 × 10-10)", and "airway pathology in chronic obstructive pulmonary disease (P = 1.86 × 10-9)" (Figure 3B, Table 1).