1. Institute of Animal Husbandry and Veterinary Medicine Fujian Academy of Agricultural Sciences Fuzhou Fujian China
2. Department of Animal Sciences, D.H. Barron Reproductive and Perinatal Biology Research Program, and Genetics Institute University of Florida Gainesville Florida USA
3. Institute of Animal Science and Veterinary Medicine Shandong Academy of Agricultural Sciences Jinan Shandong China
4. School of Animal Sciences, AgCenter Louisiana State University Baton Rouge Louisiana USA
5. Department of Discovery and Translational Sciences University of Leeds Leeds UK
6. Department of Animal Science University of Connecticut Storrs Connecticut USA
7. School of Agriculture and Food Science University College Dublin Ireland