| LPS | lipopolysaccharides |
| ROS | reactive oxygen species |
| Nrf2 | nuclear factor erythroid 2-related factor 2 |
| Keap1 | Kelch-like ECH Associated Protein 1 |
| RBX1 | RING box protein 1 |
| FcγR | Fc-gamma receptor |
| CAT | catalase |
| SOD | superoxide dismutase |
| MDA | malondialdehyde |
| hPDLSCs | human periodontal ligament stem cells |
| Drp1 | dynamin-related protein 1 |
| PMNs | polymorphonuclear neutrophils |
| HO-1 | heme oxygenase-1 |
| NF-κB | nuclear Factor-κB |
| NQO1 | NADPH:quinone oxidoreductase 1 |
| GSH | glutathione |