Degrades biogenic amines, including catecholamines and serotonin [51]
Anxa9
P-M versus P-V
0.67
0.187
*.031
An atypical member of the annexin family of Ca2+ and phospholipid-binding proteins, responsible for Ca2+ coordination [52]
S100a10
P-M versus P-V
0.38
0.166
.06
Intracellular p11 (S100a10) regulates serotonin receptor activity in psychiatric mood disorders [53]. Potential biomarker for PTSD [30] modulated by glucocorticoids [17]
Gabrb2
P-M versus P-V
0.57
0.142
.123
A subunit of GABA type-A receptors, essential for fast inhibitory neurotransmission, critical in brain function [54]
Chrm2
C-M + L versus P-V
0.6
0.138
.138
A gene implicated in self-regulatory processes across a range of externalizing behaviors [55]
Group comparison column presents the highest and lowest mean; *significant value < .05. PTSD-vehicle (P-V); PTSD-midazolam (P-M); PTSD-L-theanine (P-L); PTSD-midazolam + L-theanine (P-M + L); control vehicle (C-V); control midazolam (C-M); control L-theanine (C-L); control midazolam + L-theanine (C-M + L); large effect size > 0.138; significant value < .05. All genes were confirmed via the National Center for Biotechnology Information (NCBI) database [56].