1 State Key Laboratory of Animal Biotech Breeding, College of Biological Sciences, China Agricultural University, Beijing 100193, China.
2 Key Laboratory of Precision Nutrition and Food Quality, Department of Nutrition and Health, China Agricultural University, Beijing 100190, China.
3 Key Laboratory of RNA Biology, Institute of Biophysics, Chinese Academy of Sciences, Beijing 100101, China.
4 Department of Animal Science, Michigan State University, East Lansing 48824, USA; Reproductive and Developmental Sciences Program, Michigan State University, East Lansing 48824, USA; Department of Obstetrics, Gynecology and Reproductive Biology, Michigan State University, Grand Rapids 49503, USA.
5 College of Veterinary Medicine, Yangzhou University, Yangzhou 225009, China.
6 State Key Laboratory of Animal Biotech Breeding, College of Biological Sciences, China Agricultural University, Beijing 100193, China. Electronic address: liujiali@cau.edu.cn.