Cell viaiblities of OS cells after chemotherapeutics treatments. (A, B) The indicated SaoS2 and MNNG/HOS cells were treated with Cisplatin (A) or Epicubicin (B) of different doses for 48 h. Then, the cell viability of the indicated cells was detected by CCK8 assay. The data are showen as the mean ± S.D. (n = 3). (PPTX 232 kb