Funding for this research was provided by:
National Natural Science Foundation of China (Grant No.30971665, 81172894, 81370925)
Natural Science Foundation of Guangdong Province (2019A1515011547)
Education Department of Guangdong (Grant No. cxzd1123)
Key Project of Shantou Office of Science and Technology (2016-30)
Received: 25 February 2020
Revised: 12 May 2020
Accepted: 19 May 2020
First Online: 8 June 2020
Ethics approval and consent to participate
: The hUCMSC collection and the related experiments were approved by the Ethics Committee of Shantou University Medical College (Shantou, China).
: Not applicable.
: The authors declare that they have no competing interests.