Funding for this research was provided by:
National Basic Research Program of China (2015CB964700)
The National Natural Science Foundation of China (31871379)
the Chinese Government Recruitment “Thousand Talents Program (ODCCC2268)
Guangdong Province Science and Technology Plan (2018A050506070, 2016B030301007, 2015B020230007, 2014B020225004)
Guangzhou City Science and Technology Plan (201704020212)
Frontier Research Program of Guangzhou Regenerative Medicine and Health Guangdong Laboratory (2018GZR110105011)
Received: 8 June 2019
Revised: 24 September 2019
Accepted: 21 October 2019
First Online: 2 December 2019
Ethics approval and consent to participate
: All procedures were conducted with the approval of the ethics committee of GIBH and in accordance with the Animal Welfare & Ethics Committee of GIBH.
: Not applicable.
: The authors declare that they have no competing interests.