| ABC | Avidin-biotin-peroxidase complex method |
| aCST | Area of corticospinal tract |
| CNS | Central nervous system |
| CSA | Cross sectional area |
| DA | Daniels strain |
| Dpi | Days post infection |
| GM | Grey matter |
| MBP | Myelin basic protein |
| MRI | Magnetic resonance imaging |
| MS | Multiple sclerosis |
| NAWM | Normal appearing white matter |
| pNF | Phosphorylated neurofilaments |
| PPMS | Primary progressive multiple sclerosis |
| ROI | Regions of interest |
| RPM | Rounds per minute |
| RRMS | Relapsing remitting multiple sclerosis |
| rrts | Rostral reticulospinal tract |
| SC | Spinal cord |
| SCA | Spinal cord atrophy |
| SPMS | Secondary progressive multiple sclerosis |
| TMEV | Theiler’s murine encephalomyelitis virus |
| TMEV-IDD | Theiler’s murine encephalomyelitis induced demyelinating disease |
| WM | White matter |
| WMD | White matter demyelination |