AP-1 COX-2	Activator protein 1 Cyclooxygenase
cPLA2 DLS	Cytosolic phospholipases A2 Dynamic light scattering
ERK	Extracellular regulated protein kinase
FITC	Fluorescein isothiocyanate
GAPDH H2DCFDA	Glyceraldehyde 3-phosphate dehydrogenase 2′,7′-dichlorodihydrofluorescein diacetate
HO-1	Heme oxygenase-1
ICAM-1 IR	Intercellular adhesion molecular-1 Infrared spectroscopy
JNK LUMO	c-Jun N-terminal kinase Lowest unoccupied molecular orbital
MAPK	Mitogen-activated protein kinase
MMP-9 NF-κB NMR	Metalloproteinase-9 nuclear factor kappa-light-chain-enhancer of activated B cells Nuclear magnetic resonance spectroscopy
PM	Particulate matter
PGE2	Prostaglandin E2
ROS TEM TLC UV-Vis	Reactive oxygen species Transmission electron microscopy Thin-layer chromatography Ultraviolet–visible spectroscopy