| UV | Ultraviolet |
| PAH | Polycyclic aromatic hydrocarbons |
| PM | Particulate matter |
| VOCs | Volatile organic compounds |
| NF-κB | Nuclear Factor kappa-light-chain-enhancer of activated B cells |
| MAPK | Mitogen-Activated Protein Kinase |
| IL-1β | Interleukin-1 beta |
| IL-6 | Interleukin-6 |
| TNF-α | Tumor Necrosis Factor alpha |
| IL-8 | Interleukin-8 |
| IL-17 | Interleukin-17 |
| Th17 | T helper 17 cell |
| AD | Atopic dermatitis |
| NO | Nitric oxide |
| AhR | Aryl hydrocarbon receptor |
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