Received: 10 September 2019
Accepted: 21 April 2020
First Online: 14 May 2020
Ethics approval and consent to participate
: All animal works were conducted according to the guidelines for the care and use of experimental animals established by the Ministry of Agriculture and Rural Affairs of China. The project was specially approved by Animal Care and Use Committee (ACUC) in Fujian Agriculture and Forestry University.
: Not applicable.
: All authors declare that they have no competing interests.