About the Authors

Jing Zhao

Affiliation Key Laboratory of Animal Epidemiology and Zoonosis, Ministry of Agriculture, College of Veterinary Medicine, China Agricultural University, Beijing, People’s Republic of China

Qi Zhong

Affiliation Key Laboratory of Animal Epidemiology and Zoonosis, Ministry of Agriculture, College of Veterinary Medicine, China Agricultural University, Beijing, People’s Republic of China

Ye Zhao

Affiliation Key Laboratory of Animal Epidemiology and Zoonosis, Ministry of Agriculture, College of Veterinary Medicine, China Agricultural University, Beijing, People’s Republic of China

Yan-xin Hu

Affiliation Key Laboratory of Animal Epidemiology and Zoonosis, Ministry of Agriculture, College of Veterinary Medicine, China Agricultural University, Beijing, People’s Republic of China

Guo-zhong Zhang

zhanggz@cau.edu.cn

Affiliation Key Laboratory of Animal Epidemiology and Zoonosis, Ministry of Agriculture, College of Veterinary Medicine, China Agricultural University, Beijing, People’s Republic of China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JZ GZZ. Performed the experiments: JZ QZ YXH. Analyzed the data: JZ YZ YXH GZZ. Contributed reagents/materials/analysis tools: JZ YXH GZZ. Wrote the paper: JZ YXH YZ. Checked and revised the manuscript: GZZ.