The article

“Pro-Inflammatory Cytokine TNF-α Attenuates BMP9-Induced Osteo/Odontoblastic Differentiation of the Stem Cells of Dental Apical Papilla (SCAPs)”
[Cell Physiol Biochem 2017;41:1725-1735. DOI: 10.1159/000471865]
by Feilong Wang, Ying Jiang, Xia Huang, Qiao Liu, Yan Zhang, Wenping Luo, Fugui Zhang, Pengfei Zhou, Juhong Lin and Hongmei Zhang

has been retracted by the current and former Publisher and the Editor.

Following publication, the authors requested to correct images in Figures 2B, 3A, 3D, 4A and 4D due to errors in figure assembly. Further image duplication was identified in revised figures provided by the authors. When asked to comment on this the authors stated that they were not able to find all the original images. As the reliability of the findings presented in the article can not be guaranteed, the article is being retracted.

The authors agree with this retraction.