| (H)BMEC | (human) brain microvascular endothelial cell |
| BBB | blood–brain barrier |
| BSF | bloodstream form |
| CNS | central nervous system |
| ICP | inhibitor of cysteine peptidases |
| NK | natural killer |
| NOS2 | inducible nitric oxide synthase |
| TbCATB | Trypanosoma brucei cathepsin B |
| TbCATL | Trypanosoma brucei cathepsin L |
| VSG | variant surface glycoprotein |
| WT | wild type |