Funding for this research was provided by:
National Natural Science Foundation of China (81670599, 81570569)
Text and Data Mining valid from 2019-06-10
Received: 27 February 2019
Accepted: 29 May 2019
First Online: 10 June 2019
Ethics approval and consent to participate
: Ethical reviews of animal experiment were approved by the ethics committee of the Second Affiliated Hospital of Chongqing Medical university and all animals’ care and experimental protocols were in line with the Animal Management Rules of the Ministry of Health of the People’s Republic of China.
: Not applicable.
: All of the authors declare that there are no competing interests.