The article

“PDGF-BB/KLF4/VEGF Signaling Axis in Pulmonary Artery Endothelial Cell Angiogenesis”
[Cell Physiol Biochem 2017;41:2333-2349; DOI: 10.1159/000475652]
by Songhe Liang, Hao Yu, Xinxin Chen, Tingting Shen, Zhongqi Cui, Genle Si, JunTing Zhang, Yue Cheng, Shiwei Jia, Shasha Song, Xiang Zhang, and Xiufeng Yu

has been retracted by the Publisher and the Editors.

Following publication of this article, the authors have identified several errors in their paper after repeating their experiments to verify their paper, which are expected to be mostly a result of carelessness and lack of scientific rigor, and contacted the journal for the respective corrections. Given that, when reviewing their data and corrections, it showed that the amount that needs to be corrected is substantial, the Editors have lost faith in the findings of the article. Therefore, the article has been retracted. The authors agree with the retraction.