Retraction

Retraction: "LINC00657 activates PD-L1 to promote osteosarcoma metastasis via miR-106a", by Jun Zhang, Xubin Chou, Ming Zhuang, Chenlei Zhu, Yong Hu, Dong Cheng, and Zhiwei Liu, J Cell Biochem. 2020; 4188-4195: The above article, published online on 3 January 2020 in Wiley Online Library (doi:10.1002/jcb.29574), has been retracted by agreement between the journal's Editor in Chief, Prof. Dr. Christian Behl, and Wiley Periodicals LLC. The retraction has been agreed after the authors asked to correct their article. The investigation additionally revealed several flaws and inconsistencies between results presented and experimental methods described. Thus, the editors consider the conclusions of this article to be invalid. The authors were not available for a final confirmation of the retraction.