About the Authors

Xiangdong Zheng

Contributed equally to this work with: Xiangdong Zheng, Jiubiao Guo

Affiliations School of Medicine, Tsinghua University, Beijing, China, Harbin Veterinary Research Institute, Chinese Academy of Agriculture, Harbin, China

Jiubiao Guo

Contributed equally to this work with: Xiangdong Zheng, Jiubiao Guo

Affiliations School of Medicine, Tsinghua University, Beijing, China, Harbin Veterinary Research Institute, Chinese Academy of Agriculture, Harbin, China

Lipeng Xu

Affiliation School of Medicine, Tsinghua University, Beijing, China

Honglei Li

Affiliation School of Medicine, Tsinghua University, Beijing, China

Dongwei Zhang

Affiliation Department of Oral Biological and Medical Sciences, University of British Columbia, Vancouver, Canada

Kai Zhang

Affiliation Institute of Biophysics, Chinese Academy of Sciences, Beijing, China

Fei Sun

Affiliation Institute of Biophysics, Chinese Academy of Sciences, Beijing, China

Tingyi Wen

Affiliation Department of Industrial Microbiology and Biotechnology, Institute of Microbiology, Chinese Academy of Sciences, Beijing, China

Siguo Liu

siguo_liu@yahoo.com.cn (SL); pangh@xtal.tsinghua.edu.cn (HP)

Affiliation Harbin Veterinary Research Institute, Chinese Academy of Agriculture, Harbin, China

Hai Pang

siguo_liu@yahoo.com.cn (SL); pangh@xtal.tsinghua.edu.cn (HP)

Affiliation School of Medicine, Tsinghua University, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HP SL. Performed the experiments: XZ JG LX HL DZ KZ FS TW. Analyzed the data: XZ JG. Contributed reagents/materials/analysis tools: HP SL. Wrote the paper: XZ JG.