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Volume 28, Number 10—October 2022
Research

Novel Zoonotic Avian Influenza A(H3N8) Virus in Chicken, Hong Kong, China

Thomas H.C. Sit, Wanying Sun, Anne C.N. Tse, Christopher J. Brackman, Samuel M.S. Cheng, Amy W. Yan Tang, Jonathan T.L Cheung, Malik Peiris1Comments to Author , and Leo L.M. Poon1
Author affiliations: Government of the Hong Kong Special Administrative Region, Hong Kong, China (T.H.C. Sit, A.C.N. Tse, C.J. Brackman); The University of Hong Kong, Hong Kong (W. Sun, S.M.S. Cheng, A.W. Yan Tang, J.T.L. Cheung, M. Peiris, L.L.M. Poon)

Main Article

Table 1

Virologic results for local farm chickens positive for avian influenza A(H3N8) virus under active surveillance, Hong Kong, China*

Farm Date sample collected No. vials No. (%) positive by RT-PCR
 No. (%) positive by virus isolation
H9 H3 H9 H3
A
 2021 Dec 14
 10
 0
 6 (60)
0
 6 (60)
B
 2022 Dec 28 10 0 6 (60) 0 3 (30)
2022 Feb 21 10 0 0 0 1 (10)
2022 Mar 7 10 0 6 (60) 0 5 (50)
2022 Mar 21
 10
 0
 1 (10)
0
 1 (10)
C
 2022 Jan 12
 10
 0
 6 (60)
0
 6 (60)
D 2022 Jan 21 10 0 6 (60) 0 6 (60)

*No other influenza virus subtypes were detected. RT-PCR, reverse transcription PCR.

Main Article

1These authors contributed equally to this article.

Page created: August 11, 2022
Page updated: September 20, 2022
Page reviewed: September 20, 2022
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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