The article ‘Regulation of Apoptosis and Radiation Sensitization in Lung Cancer Cells via the Sirt1/NF-κB/Smac Pathway’ [Cellular Physiology and Biochemistry (2018) 48 (1): 304–316. ht- tps://doi.org/10.1159/000491730] by Kaihua Ji, Xiaohui Sun, Yang Liu, Liqing Du, Yan Wang, Ningning He, Jinhan Wang, Chang Xu and Qiang Liu has been retracted by the current and former Publishers and the Editor on behalf of the authors.
Following publication of the article, the corresponding author of the article contacted the journal to request retraction of the article on behalf of all authors. The corresponding author stated that some of the original experimental data has been lost and that the authors are unable to stably repeat some of the Western blot results included in Figure 4, Figure 5 and Figure 6 of this article which, they believe, may be due to errors in the original experimental methodology. The corresponding author authors stated, on behalf of all authors, that the authors therefore no longer have confidence in the results and conclusions of this article. The article is therefore being retracted.