| CCL | chemokine ligand |
| CCR2 | chemokine receptor 2 |
| CNS | central nervous system |
| dpi | days postinfection |
| GFAP | glial fibrillary acidic protein |
| IFN | interferon |
| iNOS | inducible nitric oxide synthetase |
| MMPs | matrix metalloproteinases |
| Mmp12−/− | matrix metalloproteinase 12 knockout mice |
| Th1 | T helper cell type 1 |
| Th2 | T helper cell type 2 |
| TME | Theiler’s murine encephalomyelitis |
| TMEV | Theiler’s murine encephalomyelitis virus |
| TNF | tumor necrosis factor |