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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 4

Samples tested in live poultry markets and those positive for influenza A virus, Hong Kong, China, 2022*

Month No. swabs tested No. markets sampled No. stalls sampled No. (%) positive by RT-PCR
 No. (%) positive by virus isolation
H9 H6 H3 H9 H6 H3
Jan 555 25 37 0 2 (0.36) 0 0 2 (0.36)
Feb 435 16 29 6 (1.38) 2 (0.46) 0 4 (0.92) 1 (0.23) 0
Mar 705 34 47 4 (0.57) 0 0 1 (0.14) 0 0
Apr 585 27 39 2 (0.34) 0 0 0 0 0
May 630 25 42 0 0 0 0 0 0
Jun 615 32 41 2 (0.33) 0 0 2 (0.33) 0 0
Total 3,525 159 235 14 (0.40) 2 (0.06) 2 (0.06) 7 (0.20) 1 (0.03) 2 (0.06)

*No other influenza A 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
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