• SLC6A4 (serotonin transporter gene deficiency)

• Glucocorticoid

• Opioid-R mu-1 (OPRM-1)

• ApoE- ε2

• GABRB3 Major (G1)

• Brain-derived Neurotrophic Factor

• Low FKBP5 mRNA

• Monoamine B

• High GILZ mRNA

• CNR1

• DRD2 A1

• Myo6

• DAT1 • CRF-1 receptors
• DBH • CRF-2 receptors
• NF-kB • Neuropeptide Y
Table 1: Genes and PTSD.