Affiliation: | 1. Institute of Veterinary Medicine, Georg‐August‐University of G?ttingen, Burckhardtweg 2, 37077 G?ttingen, Germany;2. These authors contributed equally.;3. USDA, ARS, US Meat Animal Research Center (MARC), PO Box 166, Spur 18D, Clay Center, NE 68933‐0166, USA |