About the Authors

Lei Zhang

‡ These authors contributed equally to this work.

Affiliations Institute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing, P.R. China, Key Laboratory of Farm Animal Genetic Resources and Germplasm Innovation, Ministry of Agriculture, P.R. China, Beijing, P.R. China

Peng Li

‡ These authors contributed equally to this work.

Affiliations Institute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing, P.R. China, Key Laboratory of Farm Animal Genetic Resources and Germplasm Innovation, Ministry of Agriculture, P.R. China, Beijing, P.R. China

Ranran Liu

Affiliations Institute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing, P.R. China, Key Laboratory of Farm Animal Genetic Resources and Germplasm Innovation, Ministry of Agriculture, P.R. China, Beijing, P.R. China

Maiqing Zheng

Affiliations Institute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing, P.R. China, Key Laboratory of Farm Animal Genetic Resources and Germplasm Innovation, Ministry of Agriculture, P.R. China, Beijing, P.R. China

Yan Sun

Affiliation Institute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing, P.R. China

Dan Wu

Affiliation Institute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing, P.R. China

Yaodong Hu

Affiliation Institute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing, P.R. China

Jie Wen

Affiliations Institute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing, P.R. China, Key Laboratory of Farm Animal Genetic Resources and Germplasm Innovation, Ministry of Agriculture, P.R. China, Beijing, P.R. China

Guiping Zhao

zhaoguiping@caas.cn

Affiliations Institute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing, P.R. China, Key Laboratory of Farm Animal Genetic Resources and Germplasm Innovation, Ministry of Agriculture, P.R. China, Beijing, P.R. China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GZ JW. Performed the experiments: LZ PL MZ DW YH YS RL. Analyzed the data: LZ RL. Contributed reagents/materials/analysis tools: LZ PL MZ RL JW YS GZ. Wrote the paper: PL LZ RL GZ.