Funding for this research was provided by:
National Natural Science Foundation of China (No. 31800436)
Natural Science Foundation of Shaanxi Provincial Department of Education (No. BK20180728)
National Spark Program of China (2015GA690040)
National Finance Projects of Agro-technical popularization (TG15-003)
Project Foundation of the Academic Program Development of Jiangsu Higher Education Institution (PAPD)
National Key R&D Program of china (No.2018YFD0900301)
Received: 11 November 2018
Accepted: 18 June 2019
First Online: 8 July 2019
Ethics approval and consent to participate
: All experiments were performed in accordance with the Guidelines for the Care and Use of Laboratory Animals in China. The method of euthanasia followed the Chinese Laws for Animal Experimentation. This study was approved by the Ethics Committee of Experimental Animals at Nanjing Normal University (grant No. SYXK 2015–0028, Jiangsu). Furthermore, species <i>Takifugu fasciatus</i> is not listed in CITES.
: Not applicable.
: The authors declare that they have no competing interests.