[1] Breeding,Laboratory of Animal Embryonic Biotechnology; National Engineering Laboratory for Animal Breeding; Key Laboratory of Animal Genetics
[2] and Reproduction of the Ministry of Agriculture,undefined
[3] College of Animal Science and Technology,undefined
[4] China Agricultural University,undefined
[5] State Key Laboratory of Reproductive Biology,undefined
[6] Institute of Zoology,undefined
[7] Chinese Academy of Sciences,undefined