| ACTH | adrenocorticotrophic hormone |
| AIB1 | amplified in breast cancer 1 |
| BMI1 | B-cell specific moloneymurine leukemiavirus insertion site 1 |
| bp | base pair |
| CDKL5 | cyclin-dependent kinase-like 5 |
| Cdkn1a | cyclin dependent kinase Inhibitor 1A |
| cs | Conserved site |
| DG | dentate gyrus |
| EEG | electroencephalogram |
| EGF | epidermal growth factor |
| FBD | forkhead binding domain |
| FOXG1 | forkhead box G1 |
| FOXO | Forkhead box protein O |
| GluD1 | glutamate receptor δ-1 subunit |
| GTBD | Groucho-binding domain |
| IGF-1 | Insulin-like growth factor 1 |
| iPSC | induced pluripotent stem cells |
| JBD | JARID1B-binding domain |
| Mb | Megabyte |
| MECP2 | methyl-CpG-binding protein 2 |
| MRI | magnetic resonance imaging |
| N/A | Not available |
| NSCs | neural stem cells |
| p21cip1 | p21 cyclin-dependent kinase inhibitor |
| RTT | Rett syndrome |
| TGF-β | transforming growth factor-beta |
| TLE | transducin-like enhancer of split |
| Wnt | Wingless/Integrated |