| AuNPs | Gold nanoparticles |
| BBB | Blood-brain barrier |
| DLS | Dynamic light scattering |
| DMSO | Dimethyl sulfoxide |
| EDC | 1-Ethyl-3-(3-dimethylaminopropyl) carbodiimide |
| DLE | Drug loading efficiency |
| GBM | Glioblastoma |
| GLS1 | Glutaminase 1 |
| GSCs | Glioblastoma stem cells |
| MTT | Thiazolyl blue tetrazolium bromide |
| PEG | Polyethylene glycol |
| PVA | Polyvinyl alcohol |
| SulfoNHS | N-hydroxysulfosuccinimide |
| TEA | Triethylamine |
| TEM | Transmission electron microscopy |