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. 2018 Oct 20;131(20):2461–2473. doi: 10.4103/0366-6999.243551

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Copyright: © 2018 Chinese Medical Journal

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Cell classification in BALF: number of eosinophils, lymphocytes, neutrophils, and macrophages based on a total of 200 cells in the BALF of the control, OVA, OVA/PM, and PM groups. Values are mean ± SD. Using one-way ANOVA, followed by LSD multiple range test, comparing with control group, a significant difference is indicated by *P < 0.001, ^†P < 0.01, and ^‡P < 0.05. Comparing with PM group, significant difference is indicated by ^§P < 0.001, ^||P < 0.01, and ^¶P < 0.05. Comparing with OVA group, significant difference is indicated by **P < 0.05 (n = 6 per group). BALF: Bronchoalveolar lavage fluid; PM: Particulate matter; OVA: Ovalbumin; SD: Standard deviation; ANOVA: Analysis of variance; LSD: Least significant difference.