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. 2020 Sep 15;15:6839–6854. doi: 10.2147/IJN.S236928

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© 2020 Wang et al.

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Tumor section analysis by H&E staining and immunohistochemical imaging. Representative images of histological, Ki-67, and TUNEL staining of the tumor sections are shown. The ratio of Ki67-positive cells significantly reduced and the TUNEL staining cells significantly increased in the LDN and CDN group compared with saline or free SAL group. The results are expressed as the means ± SD of triplicate samples. **p < 0.01, ***P < 0.001.