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. 2017 Mar 21;12(3):e0173884. doi: 10.1371/journal.pone.0173884

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© 2017 Zhang et al

This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.

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Fig 4 — (A) Western blot analysis was used on the protein lysates purified from A549 cells in different groups. β-actin was used as a control. (B) Densitometric analysis of Bax protein. (C) Densitometric analysis of Bcl-2 protein. (D) Analysis of the Bcl-2/Bax ratio. (E) Densitometric analysis of cleaved caspase-3 protein. * p<0.05 compared to the Control group, * p<0.05 compared to the Blast+PFC group.