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. 2018 Aug 21;16(5):5891–5899. doi: 10.3892/ol.2018.9338

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Copyright: © Wei et al.

This is an open access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non-commercial and no modifications or adaptations are made.

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Figure 1. — PPD12 ameliorates drug resistance against ADM in KB/VCR cell lines in a time-dependent manner. The KB cell line was treated with ADM and different concentrations of PPD12 for (A) 24, (B) 48, (C) 72 and (D) 96 h. The KB/VCR cell line was treated with ADM and different concentrations of PPD12 for (E) 24, (F) 48, (G) 72 and (H) 96 h. Cell viability was assayed using MTT. ADM, adriamycin; PPD12, 20(S)-protopanaxadiol derivative.