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. 2021 Nov 10;13:8435–8443. doi: 10.2147/CMAR.S256091

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© 2021 Zhang et al.

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CircPTCD3 promoted the growth of breast cancer cells in vivo. Xenograft tumor model was established by subcutaneously injecting MCF-7 cells stably expressing sh-circPTCD3 or negative control in the dorsal flank area of nude mice. (A) The picture of the nude mice and the tumors in each group. (B) The growth curve of the tumor in the different groups. (C) The weight of the tumors in each group were calculated. (D) IHC was used to detect the ki67 expression (×100). n=5, *P< 0.05, compared with the biotin-nc, ^#P< 0.05, compared with the vector group.