The former and current Publishers and Editor are jointly issuing an Expression of Concern on the article entitled

“Effects of the Long Non-Coding RNA HOST2 On the Proliferation, Migration, Invasion and Apoptosis of Human Osteosarcoma Cells”
[Cell Physiol Biochem 2017;43:320-330; DOI: 10.1159/000480412]
by Wei Wang, Xiao Li, Fan-Bin Meng, Zhen-Xing Wang, Ren-Tao Zhao and Chun-Yang Yang.

After publication of this article, concerns were raised about the integrity of some of the data presented in the article. The authors were unresponsive to our correspondence within the given timeframe. The matter was raised to the research management officers at the corresponding author's institution who have confirmed the launch of an internal investigation into the concerns. Until the conclusion of this investigation, readers should interpret the data presented in the article with caution. Appropriate editorial action will be taken once the investigation is concluded.