Funding for this research was provided by:
National Natural Science Foundation of China (Nos. 81471142)
National Science Foundation for Young Scientists of Jiangsu province (KY1010831161312010)
Key project of science and technology development foundation of Nanjing Medical University (2015NJMUZD054)
Text and Data Mining valid from 2018-06-21
Received: 23 January 2018
Accepted: 29 April 2018
First Online: 21 June 2018
Ethics approval and consent to participate
: All procedures were strictly performed in accordance with the regulations of the ethics committee of the International Association for the Study of Pain and the Guide for the Care and Use of Laboratory Animals (The Ministry of Science and Technology of China, 2006). All animal experiments were approved by Nanjing Medical University Animal Care and Use Committee and were designed to minimize suffering and the number of animals used.
: The authors declare that they have no competing interests.
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