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. 2021 Jan 28;11:2498. doi: 10.1038/s41598-021-82083-w

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© The Author(s) 2021

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

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Photomicrograph of the pulmonary sections of the different groups. (A) The lung of G1 and (B) lung of G2 showing normal alveoli and bronchi. (C) Lung of G3 showing interstitial pneumonia associated with perivascular inflammatory cells infiltration mostly eosinophils, BV indicates blood vessels revealing damage of its wall. (D) Lung of G4 showing decrease both pneumonia and perivascular inflammatory cells infiltration. (E) Lung of G5 showing thin alveolar septa and with marked increase the alveolar spaces. H&E stain bar = 50 µm. (F) Quantitative lesion score showing marked decrease the pulmonary lesions, * indicates significe in comparing with G3 (P < 0.005) and # indicates significance in comparing with G4 (P < 0.005).