About the Authors

Ling Wang

Affiliation College of Animal Science and Technology, Northwest A & F University, Yangling, Shaanxi, China

Juan Lin

Affiliation College of Animal Science and Technology, Northwest A & F University, Yangling, Shaanxi, China

Tingting Zhang

Affiliation College of Animal Science and Technology, Northwest A & F University, Yangling, Shaanxi, China

Kun Xu

Affiliation College of Animal Science and Technology, Northwest A & F University, Yangling, Shaanxi, China

Chonghua Ren

Affiliation College of Animal Science and Technology, Northwest A & F University, Yangling, Shaanxi, China

Zhiying Zhang

zhangzhy@nwsuaf.edu.cn

Affiliation College of Animal Science and Technology, Northwest A & F University, Yangling, Shaanxi, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ZYZ LW. Performed the experiments: LW JL TTZ. Analyzed the data: KX CHR. Contributed reagents/materials/analysis tools: LW JL. Wrote the paper: LW JL ZYZ.