hypothalamic–pituitary–adrenal	HPA
trimethylamine-N-oxide	TMANO/TMAO
amyloid precursor protein	APP
interleukin	IL
tumor necrosis factor	TNF
endothelin-1	ET-1
reactive oxygen species	ROS
reactive nitrogen species	RNS
lipopolysaccharide	LPS
nonsteroidal anti-inflammatory drugs	NSAIDs
insulin-like growth factor-1	IGF-1
presenillin1	PS1
amyloid beta	Aβ
peroxynitrite	ONOO
nitric oxide	NO
inducible nitric oxide	iNOS
microbiota-gut-brain	MGB
celiac disease	CD
apolipoprotein E	ApoE4
acetyl-l-Carnitine	ALCAR
R-alpha-lipoic acid	LA
vascular dementia	VaD
hydrogen sulfide gas	H2S
cholesterol acyltransferase	ACAT
Hwangryunhaedok-tang	HT
small guanosine triphosphate	GTP
G-protein coupled receptor kinase	GRK
G-protein coupled receptor	GPCR
amyloid-derived diffusible ligands	ADDLS
acetylcholine	ACh
acetylcholinesterase	AChE
butyryl cholinesterase	BChE
oxidation–reduction or redox potential	Eh
herpes simplex virus-1	HSV-1
phosphatidylcholine	PC