Retraction Note: Overexpression of A613T and G462T variants of DNA polymerase β weakens chemotherapy sensitivity in esophageal cancer cell lines.

[This retracts the article DOI: 10.1186/s12935-016-0362-x.].

Retraction to: Cancer Cell Int (2016) 16:85 10.1186/s12935-016-0362-x

The Editor-in-Chief has retracted this article [1] because Figure 6a and 6b show overlap with Figure 4b in [2]. An investigation by Zhengzhou University has confirmed that these figures overlap. The data reported in this article are therefore unreliable.

Guoqiang Zhao agrees with this retraction. Yuanyuan Wang, Xiaonan Chen, Qianqian Sun, Wenqiao Zang, Min Li, and Ziming Dong have not responded to any correspondence about this retraction.