| ASN | Airway fluid supernatant |
| CF | Cystic fibrosis |
| COPD | Chronic obstructive pulmonary disease |
| CXCL11 | CXC-motif chemokine 11 |
| HC | Healthy control |
| ISG15 | Interferon-stimulated gene 15 |
| NO | Nitric oxide |
| NOS | Nitric oxide synthase |
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