Funding for this research was provided by:
National Research Foundation of Korea ((MSIP) (NRF-2015R1A3A2033826))
Rural Development Administration (Cooperative Research Program for Agriculture Science and Technology Development (Project No. PJ0131642018))
Royal Society International Professorships (No.IC160046)
Biotechnology and BiologicalSciences Research Council (BBSRC) Partnership award (BB/M027481/1)
Text and Data Mining valid from 2019-04-02
Received: 27 October 2018
Accepted: 10 February 2019
First Online: 2 April 2019
: The care and experimental use of chickens were approved by the Institute of Laboratory Animal Resources, Seoul National University.
: Not applicable.
: The authors declare that they have no competing interests.