Funding for this research was provided by:
National Natural Science Foundation of China (31500792)
Natural Science Foundation of Jilin Province (20170101032JC)
Chinese Academy of Agricultural Sciences (CAAS-ASTIP-2014-ISAPS-04)
Chinese academy of sciences (XDA16010105)
Text and Data Mining valid from 2018-06-19
Received: 9 March 2018
Revised: 29 April 2018
Accepted: 28 May 2018
First Online: 19 June 2018
: All experiments were performed in accordance with the guidelines and study protocols of the Animal Ethics Committee of the Institute of Special Animal and Plant Sciences, Chinese Academy of Agricultural Science (ethics number: CAAS201415 for deer; CAAS201519 for rats; and CAAS201611 for chicken embryos). All efforts were made to minimize the number of animals used.
: Not applicable.
: The authors declare that they have no competing interests.
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