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. 2020 Sep 11;12:8287–8302. doi: 10.2147/CMAR.S244527

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© 2020 Gao et al.

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Circ_0001721 was upregulated in OS tissues and cells. (A) The expression of circ_0001721 in OS tissues (n=56) and paratumor tissues (n=56) was measured by qRT-PCR analysis. (B) Statistics of overall survival of large circ_0001721 group and low circ_0001721 group. (C) The level of circ_0001721 in OS cells (HOS and U2OS) and normal osteoblast cell line (hFOB1.19) were determined by qRT-PCR analysis. (D and E) QRT-PCR assay was conducted to evaluate the abundance of circ_0001721 in the cytoplasm and the nucleus in OS cells. *P<0.05.