1. Key Laborary of Animal Genetics, Breeding and Reproduction (Poultry) of Ministry of Agriculture, Institute of Animal Science Chinese Academy of Agricultural Sciences Beijing China
2. Department of Molecular Biology and Genetics, Center for Quantitative Genetics and Genomics Aarhus University Tjele Denmark
3. Department of Medical Biochemistry and Microbiology Uppsala University Uppsala Sweden
4. Beijing Compass Biotechnology Co., Ltd Beijing China