Funding for this research was provided by:
National Natural Science Foundation of China (81473552)
Received: 1 May 2018
Accepted: 2 September 2018
First Online: 17 September 2018
: In according with the Guide for the Animal Care and Use of Laboratory Animals published by the National Institutes of Health (NIH Publications No. 85–23, revised 1996), all experimental protocols and animal handling procedures were approved by the Animal Care Committee and Use Committee of Dongzhimen Hospital Affiliated to Beijing University of Chinese Medicine (2017–11).
: Not applicable.
: The authors declare that they have no competing interests.
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