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. 2021 Jun 30;14:2873–2882. doi: 10.2147/JIR.S315981

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© 2021 Gu et al.

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ACE2 expression in mouse lung tissues by Western blotting: (A) 3-week-old, (B) 8-week-old, (C) 9-month-old. GAPDH was used as a loading control. Values are represented as mean ± SD (n = 4). The sizes of the molecular weight markers are shown on the right-hand side, representing 130 kDa, 100 kDa, 40 kDa, and 35 kDa proteins.