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. 2020 Aug 26;144(4):189–196. doi: 10.1016/j.jphs.2020.08.005

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Fig. 1 — Andrographolide sulfonate treatment ameliorated lung damage induced by poly I:C in mice. Lung tissue from each group were taken and fixed in 4% formalin and subjected to hematoxylin/eosin (H&E) staining (A, B) and Masson staining (C, D). Scale bar 100 μm. Andro-S: andrographolide sulfonate.