Table 2. Genes analyzed.
| Adrenergic | GABA | Stress | Signal Transduction | Serotonin |
| ADRA1A | GABRA2 | CRH | ADCY7 | HTR1A |
| ADRA2A | GABRA3 | CRHBP | AVPR1A | HTR1B |
| ADRA2B | GABRA4 | CRHR1 | AVPR1B | HTR2A |
| ADRA2C | GABRA6 | CRHR2 | CDK51R | HTR2B |
| ADRB2 | GABRB1 | FKBP5 | CREB1 | HTR2C |
| ARRB2 | GABRB2 | GAL | CSNK1E | HTR3A |
| SLC6A2 | GABRB3 | NPY | FEV | HTR3B |
| DBH | GABRD | NPY1R | FOS | MAOA |
| GABRE | NPY2R | FOSL1 | MAOB | |
| Cholinergic | GABRG2 | NPY5R | FOSL2 | SLC6A4 |
| CHRM1 | GABRG3 | NR3C1 | GSK3B | TPH1 |
| CHRM2 | GABRQ | JUN | TPH2 | |
| CHRM3 | SLC6A7 | Dopamine | MAPK1 | |
| CHRM4 | SLC6A11 | COMT | MAPK3 | Other |
| CHRM5 | SLC6A13 | DDC | MAPK14 | BDNF |
| CHRNA4 | SLC32A1 | DRD1 | MPDZ | CART |
| CHRNB2 | GAD1 | DRD2 | NGFB | CCK |
| GAD2 | DRD3 | NTRK2 | CCKAR | |
| Opioid | DBI | DRD4 | NTSR1 | CCKBR |
| OPRM1 | DRD5 | NTSR2 | CLOCK | |
| OPRD1 | NMDA | SLC1BA2 | PPP1R1B | HCRT |
| OPRK1 | GRIK1 | SLC6A3 | PRKCE | LEP |
| OPRL1 | GRIN1 | TH | OXT | |
| PDYN | GRIN2A | Glycine | SLC29A1 | |
| PENK | GRIN2B | Cannabinoid | GLRA1 | TAC1 |
| PNOC | GRIN2C | CNR1 | GLRA2 | |
| POMC | GRM1 | FAAH | GLRB | |
| GPHN |