| BDNF | brain-derived neurotrophic factor |
| TrkB | tropomyosin receptor kinase B |
| p75NTR | p75 neurotrophin receptor |
| HPA | hypothalamus–pituitary–adrenocortical |
| CNS | central nervous system |
| PTSD | post-traumatic stress disorder |
| CORT | corticosterone |
| mPFC | medial prefrontal cortex |
| NAc | nucleus accumbens |
| VTA | ventral tegmental area |
| PVN | paraventricular nucleus |
| SVZ | subventricular zone |
| DG | dentate gyrus |
| MS | maternal separation |
| ARS | acute restraint stress |
| CRS | chronic restraint stress |
| fMRI | functional magnetic resonance imaging |
| DNMT | DNA methyltransferase |
| MeCP | methyl-CpG-binding protein |
| TET | the ten-eleven translocation enzyme |
| 5mC | 5-methylcytosine |
| 5hmC | 5-hydroxylmethylcytosine |
| HAT | histone acetyltransferase |
| HDAC | histone deacetylase |
| 3’UTR | 3’-untranslated regions |
| MDD | major depressive disorder |
| ShRNA | short hairpin RNA |