Retraction Note: Stem Cell Research & Therapy (2021) 12:192

https://doi.org/10.1186/s13287-021-02265-1

The Editors-in-Chief have retracted this article. An investigation by the Publisher has found a number of articles, including this one, which share similar concerns, involving but not limited to, irregularities with respect to submission and authorship. The Editors-in-Chief therefore no longer have confidence in the results and conclusions presented in this article. Alexander Markov, Lakshmi Thangavelu, and Ali Hassanzadeh do not agree to this retraction. Surendar Aravindhan, Angelina Olegovna Zekiy, Mostafa Jarahian, Max Stanley Chartrand, Yashwant Pathak, Faroogh Marofi and Somayeh Shamlou did not respond to correspondence from the Editor about this retraction.