Funding for this research was provided by:
National Natural Science Foundation of China (31571108)
Beijing Municipal Natural Science Foundation (5162023)
the National Key Basic Research Program of China (2015CB553501)
Text and Data Mining valid from 2018-10-26
Received: 24 April 2018
Accepted: 15 October 2018
First Online: 26 October 2018
Compliance with ethical standards
: Research involves animal participants. All procedures were approved by Institutional Review Board of the Institute of Psychology, Chinese Academy of Sciences, and were in compliance with the National Institutes of Health Guide for Care and Use of Laboratory Animals.
: All the co-authors are informed and in agreement on this submission. The authors declare that there is no conflict of interests to this work.