Funding for this research was provided by:
Norges Forskningsråd (225177)
Norwegian Agricultural and Food Research Fund (225177)
Received: 28 June 2019
Accepted: 31 January 2020
First Online: 18 February 2020
Ethics approval and consent to participate
: All turkey experiments were approved by the Norwegian authority for experimental animals (FOTS applications ID 5373, 5394 and 10491), thus fulfilling the obligations following Regulation concerning the use of animals for scientific purposes (Forsøksdyrforskriften).
: Not applicable.
: The authors declare that they have no competing interests.