About the Authors

Kai Nie

Contributed equally to this work with: Kai Nie, Shun-xiang Qi, Yong Zhang

Affiliation State Key Laboratory for Molecular Virology and Genetic Engineering, National Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing, People's Republic of China

Shun-xiang Qi

Contributed equally to this work with: Kai Nie, Shun-xiang Qi, Yong Zhang

Affiliation Institute for Viral Disease Control and Prevention, Center for Disease Control and Prevention of Hebei, Shijiazhuang, Hebei, People's Republic of China

Yong Zhang

Contributed equally to this work with: Kai Nie, Shun-xiang Qi, Yong Zhang

Affiliation State Key Laboratory for Molecular Virology and Genetic Engineering, National Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing, People's Republic of China

Le Luo

Affiliation State Key Laboratory for Molecular Virology and Genetic Engineering, National Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing, People's Republic of China

Yun Xie

Affiliation Institute for Viral Disease Control and Prevention, Center for Disease Control and Prevention of Hebei, Shijiazhuang, Hebei, People's Republic of China

Meng-jie Yang

Affiliation State Key Laboratory for Molecular Virology and Genetic Engineering, National Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing, People's Republic of China

Yi Zhang

Affiliation State Key Laboratory for Molecular Virology and Genetic Engineering, National Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing, People's Republic of China

Jin Li

Affiliation State Key Laboratory for Molecular Virology and Genetic Engineering, National Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing, People's Republic of China

Hongwei Shen

Affiliation State Key Laboratory for Molecular Virology and Genetic Engineering, National Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing, People's Republic of China

Qi Li

maxj2004@yahoo.com.cn (XJM); liqinew@yahoo.com.cn (QL)

Affiliation Institute for Viral Disease Control and Prevention, Center for Disease Control and Prevention of Hebei, Shijiazhuang, Hebei, People's Republic of China

Xue-jun Ma

maxj2004@yahoo.com.cn (XJM); liqinew@yahoo.com.cn (QL)

Affiliation State Key Laboratory for Molecular Virology and Genetic Engineering, National Institute for Viral Disease Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing, People's Republic of China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: XJM. Performed the experiments: KN SXQ YZ LL YX MJY YZ JL HS. Analyzed the data: QL XJM. Contributed reagents/materials/analysis tools: SXQ YX QL. Wrote the paper: KN XJM.