AD	Alzheimer’s disease
APP	Amyloid precursor protein
As	Arsenic
BDNF	Brain-derived neurotrophic factor
CRFR1	Corticotrophin-releasing factor
DA	Dopamine
EPA	Environmental protection agency
GSH	Glutathione
HPA	Hypothalamic-pituitary-adrenal
MMA	Monomethyl arsonate
NCS	Nerve conduction studies
NCV	Nerve conduction velocity
NO	Nitric oxide
PDH	Pyruvate dehydrogenase
ROS	Reactive oxygen species
RBC	Red blood cells
SOD1	Superoxide dismutase
SOD2	Superoxide dismutase
SDH	Succinate dehydrogenase
SAM	S-adenosylmethionine
-SH	Thiol
UPS	Ubiquitin-proteasome system
WBC	White blood cells
WHO	World health organization