AD	Alzheimer’s disease
Apo	Apolipoprotein
APP	Amyloid precursor protein
Aβ	β-amyloid
Bax	Bcl-2-associated X protein
Bcl-2	B-cell lymphoma 2
BDNF	Brain-derived neurotrophic factor
CREB	cAMP response element-binding protein
ECM	Extracellular matrix
ER	Endoplasmic reticulum
GSK-3β	Glycogen synthase kinase-3 beta
HD	Huntington’s disease
IMPase	Inositol monophosphatase
IOP	Intraocular pressure
IP3	Inositol-1,4,5-trisphosphate
MCI	Mild cognitive impairment
Nf-kB	Nuclear factor kappa-light-chain-enhancer of activated B cells
NMDA	N-methyl-D-aspartate
ON	Optic nerve
ONH	Optic nerve head
PD	Parkinson’s disease
PERK	Protein kinase R-like endoplasmic reticulum kinase
PI3K	Phosphoinositide 3-kinase
POAG	Primary open-angle glaucoma
pTau	Phosphorylated tau
RGCs	Retinal ganglion cells
RNFL	Retinal Nerve Fiber Layer
ROCK	Rho-associated kinases
ROS	Reactive oxygen species
SNc	Substantia nigra pars compacta
TM	Trabecular meshwork
VF	Visual field
VTA	Ventral tegmental area