| BDNF | Brain-derived neurotrophic factor |
| BMP | Bone morphogenetic protein |
| ESC | Embryonic stem cell |
| GDNF | Glial-cell-line-derived neurotrophic factor |
| HLA | Human leukocyte antigen |
| iPSC | Induced pluripotent stem cell |
| NPC | Neural progenitor cell |
| NSC | Neural stem cell |
| PSC | Pluripotent stem cell |
| RA | Retinoic acid |
| RAR | Retinoic acid receptor |
| RXR | Retinoid X receptor |
| SMAD | Sma- and Mad-related protein |
| TGFβ | Transforming growth factor-beta |