The current and former Publishers and Editor are issuing an Expression of Concern on the article titled
‘Protective Effect of Curcumin Against Oxidative Stress-Induced Injury in Rats with Par- kinson’s Disease Through the Wnt/ β-Catenin Signaling Pathway’ [Cell Physiol Biochem 2017;43:2226–2241; DOI: 10.1159/000484302] by Yun-Liang Wang, Bo Ju, Yu-Zhen Zhang, Hong-Lei Yin, Ya-Jun Liu, Shan-Shan Wang, Zhi-Lei Zeng, Xiao-Peng Yang, Hai-Tao Wang and Jin-Feng Li.
After publication of this article, concerns were raised about the integrity of some of the data presented in Figure 8A. The authors did not respond to our correspondence within the given timeframe and the investigation remains ongoing. Readers should thus interpret the data presented in the article with caution. Appropriate editorial action will be taken once the investigation is concluded.