[Qin, Xun-Si; Hou, Zhu-Mei; Ge, Wei; Zhang, Teng; Shen, Wei; Li, Lan] Qingdao Agr Univ, Coll Anim Sci & Technol, Lab Germ Cell Biol, Key Lab Anim Reprod & Germplasm Enhancement Univ, Qingdao 266109, Peoples R China.
[Chen, Hong; Li, Lan] Northwest A&F Univ, Coll Anim Sci & Technol, Shaanxi Key Lab Mol Biol Agr, Yangling 712100, Shaanxi, Peoples R China.
[Ma, Hua-Gang; Sun, Li-Lan] Weifang Peoples Hosp, Ctr Reprod Biol, Weifang 261041, Peoples R China.
[Chen, Ping; Zhang, Xi-Feng] Wuhan Polytech Univ, Coll Biol & Pharmaceut Engn, Wuhan 430023, Peoples R China.
[Qin, Guo-Qing] Inno Tech Nutr Solut, Winnipeg, MB R2J 0K6, Canada.