Gong-Wei Zhang1,2, Song-Jia Lai2, Yukinori Yoshimura1, Naoki Isobe1
1Graduate School of Biosphere Science, Hiroshima University, Higashi-Hiroshima 739-8528, Japan
2Institute of Animal Genetics and Breeding, Sichuan Agricultural University, Ya'an, Sichuan 625014, PR China