OS	Ocular surface
TCU	Traumatic corneal ulcer
HC	Healthy control
PAK	P. aeruginosa keratitis
CLWs	Contact lens wearers
VA	Visual acuity
PMN	Polymorphonuclear neutrophils
MMP	Matrix metalloproteinases
HIF1A	Hypoxia-inducible factor 1-alpha
NO	Nitric Oxide
IL1B	Interleukin-1beta
NE	Norepinephrine
CL	Contact lens
IgA	Immunoglobulin A
LPS- sIgA	Soluble IgA against lipopolysaccharide
ETA-sIgA	Soluble IgA against exotoxin A
Exo	Exotoxin
EF-2	Elongation factor 2
HCEC	Human cultured corneal epithelial cells
T3SS	Type III Secretion System
c-di-GMP	Cyclic diguanylate
GSH	Glutathione
GSSG	Oxidized glutathione
PPK1	Polyphosphate kinase 1
PLC	Phospholipase C
PASP	P. aeruginosa small protease
FAS	Factor activating Exoenzyme S
ADPr	ADP-ribosyltransferase
TER	Transepithelial Resistance
SOD	Superoxide dismutase
XDR	Extensively drug-resistant
MPC	Methacryloyloxyethyl phosphorylcholine
MK	Microbial keratitis
CXL	Corneal collagen cross-linking
M-CXL	Modified CXL
FI	Frequent instillations
HCLE	Human corneal-limbal epithelial
TNF	Tumour necrosis factor
TEM	Transmission electron microscopy