Retraction Note to: TNF receptor-associated factor 6 regulates proliferation, apoptosis, and invasion of glioma cells

The Editor-in-Chief retracts this article as per the Committee on Publication Ethics (COPE) guidelines on plagiarism. After a thorough investigation, it was found that there is a striking level of similarity in the layout and content of this paper with another publication (Tumor Biology (2013) 34:231–239; doi: 10.1007/s13277-012-0543-8). It is also pointed out that the authors have failed to respond to these similarity issues, first brought to their attention in 2015.