About the Authors

Yuewei Zhang

Affiliations Laboratory of Rapid Diagnostic Technology for Animal Disease, College of Veterinary Medicine, China Agricultural University, Beijing, P. R. China, Key Laboratory of Animal Epidemiology and Zoonosis, Ministry of Agriculture, College of Veterinary Medicine, China Agricultural University, Beijing, P. R. China

Ziqiang Yu

Affiliations Laboratory of Rapid Diagnostic Technology for Animal Disease, College of Veterinary Medicine, China Agricultural University, Beijing, P. R. China, Key Laboratory of Animal Epidemiology and Zoonosis, Ministry of Agriculture, College of Veterinary Medicine, China Agricultural University, Beijing, P. R. China

Fei Jiang

Affiliations Laboratory of Rapid Diagnostic Technology for Animal Disease, College of Veterinary Medicine, China Agricultural University, Beijing, P. R. China, Key Laboratory of Animal Epidemiology and Zoonosis, Ministry of Agriculture, College of Veterinary Medicine, China Agricultural University, Beijing, P. R. China

Ping Fu

Affiliations Laboratory of Rapid Diagnostic Technology for Animal Disease, College of Veterinary Medicine, China Agricultural University, Beijing, P. R. China, Key Laboratory of Animal Epidemiology and Zoonosis, Ministry of Agriculture, College of Veterinary Medicine, China Agricultural University, Beijing, P. R. China

Junjun Shen

Affiliations Laboratory of Rapid Diagnostic Technology for Animal Disease, College of Veterinary Medicine, China Agricultural University, Beijing, P. R. China, Key Laboratory of Animal Epidemiology and Zoonosis, Ministry of Agriculture, College of Veterinary Medicine, China Agricultural University, Beijing, P. R. China

Wenxue Wu

wuwenxue@cau.edu.cn (WW); labboard@126.com (JL)

Affiliations Laboratory of Rapid Diagnostic Technology for Animal Disease, College of Veterinary Medicine, China Agricultural University, Beijing, P. R. China, Key Laboratory of Animal Epidemiology and Zoonosis, Ministry of Agriculture, College of Veterinary Medicine, China Agricultural University, Beijing, P. R. China

Jinxiang Li

wuwenxue@cau.edu.cn (WW); labboard@126.com (JL)

Affiliation Chinese Academy of Agricultural Sciences, Beijing, P. R. China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YZ WW JL. Analyzed the data: YZ WW JL. Wrote the paper: YZ. Performed the experiments involving cell culture, viral infection and anti-virus activity test of the aptamers: ZY. Prepared the plasmid containing H9-HA gene and performed the experiment of q-PCR assay for virus quantification: FJ. Performed the experiment of aptamer selection and binding affinity test: PF. Performed the experiment of binding specificity test: JS.