Funding for this research was provided by:
The National Natural Science Foundation of China (81671114, 81741055, 81873878, 81873737)
The Key Research and Development Program of Shandong Province (2016ZDJS07A08, 2018CXGC1211)
National Key Research and Development Program of China (2017YFB0405400)
Project of State Key Laboratory of Radiation Medicine and Protection of Soochow University (GZN1201804)
The Science Foundation of Shandong Province (ZR2018MH011)
The National Key Research and Development Program of Shandong Province (2017GSF218041)
Received: 11 July 2019
Revised: 20 September 2019
Accepted: 28 October 2019
First Online: 28 November 2019
Ethics approval and consent to participate
: The hUC-MSC study protocol was approved by the Ethics Review Committee for Human Studies of the Shandong University Qilu Hospital. Animal care and experiments were performed in accordance with the protocols approved by the Animal Care and Use Committee of Shandong University School of Basic Medical Sciences.
: Not applicable.
: The authors declare that they have no competing interests.