Funding for this research was provided by:
National Natural Science Foundation of China (31670518)
Text and Data Mining valid from 2019-08-08
Received: 30 May 2019
Accepted: 9 July 2019
First Online: 8 August 2019
Compliance with Ethical Standards
: Our experiments involving the use of rats and all experimental procedures involving animals were approved by The Second Hospital of Lanzhou University Animal Care and Use Committee.
: The authors declare that they have no conflict of interest.