About the Authors

Yu Ren

Contributed equally to this work with: Yu Ren, Haiqing Wu, Yuzhen Ma

Affiliation Key Laboratory of Mammalian Reproductive Biology and Biotechnology Ministry of Education, Inner Mongolia University, Hohhot, Inner Mongolia, China

Haiqing Wu

Contributed equally to this work with: Yu Ren, Haiqing Wu, Yuzhen Ma

Affiliation Key Laboratory of Mammalian Reproductive Biology and Biotechnology Ministry of Education, Inner Mongolia University, Hohhot, Inner Mongolia, China

Yuzhen Ma

Contributed equally to this work with: Yu Ren, Haiqing Wu, Yuzhen Ma

Affiliation Inner Mongolia People’s Hospital, Hohhot, Inner Mongolia, China

Jianlong Yuan

Affiliation Key Laboratory of Mammalian Reproductive Biology and Biotechnology Ministry of Education, Inner Mongolia University, Hohhot, Inner Mongolia, China

Hao Liang

Affiliation Key Laboratory of Mammalian Reproductive Biology and Biotechnology Ministry of Education, Inner Mongolia University, Hohhot, Inner Mongolia, China

Dongjun Liu

nmliudongjun@sina.com

Affiliation Key Laboratory of Mammalian Reproductive Biology and Biotechnology Ministry of Education, Inner Mongolia University, Hohhot, Inner Mongolia, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YR YM DL HL. Analyzed the data: YR HW. Contributed reagents/materials/analysis tools: YR HW JY. Wrote the paper: YR.