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Effect of PM2.5 on the allergic responses with OVA-specific antibodies level in serum of OVA-induced AR mouse. (A) The levels of OVA-specific IgE and (B) OVA-specific IgG1 in serum. The values represent the mean ± SEMs. Significant differences at # p < 0.05, ### p < 0.001 compared with the Naive group. * p < 0.05, ** p < 0.01 compared with the AR group.
