AUC	area under the curve
COPD	chronic obstructive pulmonary disease
CSE	cigarette smoke extract
EPC	endothelial progenitor cells
GLP-1	glucagon-like peptide-1
GTT	glucose tolerance test
HDL	high-density lipoproteins
LDL	low-density lipoproteins
LPS	lipopolysaccharide
MS	metabolic syndrome
MSG	monosodium glutamate
TG	triglycerides