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Silencing PRDX2 inhibits NSCLC cell proliferation in vivo. (a) PRDX2-knockdown or control A549 cells were subcutaneously injected into left axilla. The tumor volume (b) and tumor weights (c) in control group and PRDX2-knockdown were calculated. (d) The expression of Ki-67 and PCNA in control group and PRDX2-knockdown group was performed by immunohistochemistry assay. Scale bar = 50 μm in (d). ∗P < 0.05.
