Funding for this research was provided by:
Natural Science Foundation of Hunan Province (2017JJ1022)
National Natural Science Foundation of China (31210103918, 31430088)
the Key Research and Development Program of Hunan Province (2018NK2072)
Text and Data Mining valid from 2018-11-13
Received: 7 August 2018
Accepted: 1 November 2018
First Online: 13 November 2018
Change Date: 18 January 2019
Change Type: Correction
Change Details: The original version of this article was revised twice due to cancellation of Open Access and a retrospective Open Access order after publication.
Compliance with Ethical Standards
: All the fish were cultured in ponds at the Protection Station of Polyploid Fish, Hunan Normal University, and fed with artificial feed. Fish treatments were performed according to the Care and Use of Agricultural Animals in Agricultural Research and Teaching, approved by the Science and Technology Bureau of China. Approval from the Department of Wildlife Administration was not required for the experiments conducted in this study. Fish were deeply anesthetized with 100 mg/L MS-222 (Sigma-Aldrich) before dissection.
: The authors declare that they have no competing interests.