Fig. 1From: Amelioration of PM2.5-induced lung toxicity in rats by nutritional supplementation with fish oil and Vitamin EPM2.5 deposition in lungs of rats. a Fine particulate in PM2.5 suspension were observed using an optical microscope, bars 10 μm; (b) Deposition of PM2.5 in the deep lungs of rat, bars 5 μm. Red arrows showed that PM2.5 was phagocytosed by macrophageBack to article page