| HTLV | Human T-lymphotropic virus |
| ATL | Adult T-Cell Leukemia |
| HAM/TSP | HTLV-1-Associated Myelopathy/Tropical Spastic Paraparesis |
| CNS | Central nervous system |
| BBB | Blood–brain barrier |
| TNF | Tumor necrosis factor |
| IFN-γ | Interferon-gamma |
| IL | Interleukin |
| PBMCs | Peripheral blood mononuclear cells |
| PBS | Phosphate-buffered saline |
| hBMEC | Human brain microvascular endothelial cells |
| SH-SY5Y | Neuroblastoma cells |
| MT-2 | HTLV-1 immortalized T cells |
| DMEM/F12 | Dulbecco’s Modified Eagle Medium with HAM/F12 |
| M199 | Medium 199 |
| FBS | Fetal Bovine Serum |
| Pen/Strep | Penicillin/Streptomycin |
| NEAA | Non-essential amino acids |