Funding for this research was provided by:
the Graduate Student Innovation Foundation of Harbin Medical University (YJSCX2016-41HYD)
he Heilongjiang Province Education Bureau (No. 12531266)
Text and Data Mining valid from 2018-05-24
Received: 8 February 2018
Accepted: 8 May 2018
First Online: 24 May 2018
Ethics approval and consent to participate
: All the animals were handled and cared for according to the Chinese Laboratory Animal Administration Act of 1998. The research of protocol was reviewed and approved by the Research Ethics Committee and the Animal Ethical Committee of Harbin Medical University (HMUIRB20130009).
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.