About the Authors

Xueming Zhao

Affiliation Embryo Biotechnology and Reproduction Laboratory, Institute of Animal Sciences (IAS), Chinese Academy of Agricultural Sciences (CAAS), Beijing 100193, P. R. China

Haisheng Hao

Affiliation Embryo Biotechnology and Reproduction Laboratory, Institute of Animal Sciences (IAS), Chinese Academy of Agricultural Sciences (CAAS), Beijing 100193, P. R. China

Weihua Du

Affiliation Embryo Biotechnology and Reproduction Laboratory, Institute of Animal Sciences (IAS), Chinese Academy of Agricultural Sciences (CAAS), Beijing 100193, P. R. China

Huabin Zhu

zhuhuabin@caas.cn

Affiliation Embryo Biotechnology and Reproduction Laboratory, Institute of Animal Sciences (IAS), Chinese Academy of Agricultural Sciences (CAAS), Beijing 100193, P. R. China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: XMZ HBZ. Performed the experiments: XMZ. Analyzed the data: XMZ. Contributed reagents/materials/analysis tools: HSH WHD. Wrote the paper: XMZ.