| ROS | Reactive oxygen species |
| NF-κB | Nuclear factor-kappa B |
| AP-1 | Linear dichroism |
| COX-2 | Cyclooxygenase-2 |
| IL-6 | Interleukin-6 |
| TNF-α | Tumor necrosis factor-alpha |
| Nrf2 | Nuclear factor erythroid 2–related factor 2 |
| HO-1 | Heme oxygenase-1 |
| LOX | Lipoxygenase |
| MAPK | Mitogen-activated protein kinase |
| LPS | Lipopolysaccharide |
| PMA | Phorbol 12-myristate 13-acetate |
| BALF | Bronchoalveolar lavage fluid |