AMPA	α-amino-3-hydroxyl-5-methyl-4-isoxazole-propionate
C5aR	anaphylatoxin C5a receptor
BRB	blood-retina barrier
CCL	CC chemokine ligands
CNS	central nervous system
CX3CL	chemokine (C-X3-C motif) ligand
COX	cyclooxygenase
DME	diabetic macular edema
DR	diabetic retinopathy
ERG	electroretinogram
ERK	extracellular signal–regulated kinase
HIF	hypoxia-inducible factor
IL	interleukins
ICAM	intracellular adhesion molecule
IRBP	iron-responsive element-binding proteins
MMP	matrix metalloproteases
MCP	membrane cofactor protein
NMDA	N-methyl-d-aspartame
NOX	nicotinamide adenine dinucleotide phosphate (NADPH) oxidases
NGF	nerve growth factor
NO	nitric oxide
AGE	advanced glycation end products
LEP	leptin
NPDR	non-proliferating diabetic retinopathy
NF	nuclear factor
PEDF	pigment epithelium-derived factor
PDR	proliferating diabetic retinopathy
ROS	reactive oxygen species
RBP	retinol-binding protein
STAT	signal transducer and activator of transcription
TNF	tumor necrosis factor
VCAM	vascular cell adhesion molecule
VEGF	vascular endothelial growth factor
ZO	zonula occludens