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In vitro antitumor efficiencies of different strategies against (A) K-7 and (B) Saos-2 cells after 48 h. (C) Live/death cell dual-staining analysis was performed to evaluate the cytotoxicity of different strategies against K-7 cells after 24 h. *P<0.05; **P<0.01; n=3. CD-CUR, β-cyclodextrin curcumin; DOX, doxorubicin.
