| BBB | Blood–brain barrier |
| CNS | Central nervous system |
| EVs | Extracellular vesicles |
| LPS | Lipopolysaccharide |
| MVs | Microvesicles |
| MVBs | Multivesicular bodies |
| t1/2 | Half-time clearance |
| WGA | Wheatgerm agglutinin |
| %Inj/mL | Percent of the injected dose present in one ml of serum |