BCAA	Branched Chain Amino Acid
SCFA	Short-Chain Fatty Acid
CNS	Central Nervous System
IR	Insulin Resistance
AUC	Area Under the Curve
NHP	Nonhuman Primate
ROI	Regions of Interest
cGM	Cortical Gray Matter
dGM	Deep Gray Matter
tGM	Total Gray Matter
WM	White Matter
CSF	Cerebrospinal Fluid