| AV | Acne vulgaris |
| CRP | C-reactive protein |
| IL-17 | Interleukin-17 |
| IL-19 | Interleukin-19 |
| TLRs | Toll-like receptors |
| Th17 | T helper 17 cells |
| IFN-γ | Interferon-gamma |
| TNF-α | Tumor necrosis factor-alpha |
| ELISA | Enzyme-linked immunosorbent assay |
| OD | Optical density |
| BCA | Bicinchoninic acid assay |
| GEA | Global Evaluation Acne (Scale) |
| Treg | Regulatory T cell |
| SPSS | Statistical Package for the Social Sciences |