| Reportno. |
AHRI report No.36
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| Topic |
Avian Influenza Surveillance in Wild Birds inTaiwan
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| Department |
1. National Institute for Animal Health, Council of Agriculture, Executive Yuan
2. Wild Birds Society of Taipei
3. Bureau of Animal and Plant Health Inspection and Quarantine,Council of Agriculture, Executive Yuan
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| Author |
Cheng1*, M. C., M. S. Lee1, S. T. Kuo1, L. J. Ting1, J. R. Shiau1, W. L. Chyi2, C. W. Yao3 and S.Y. Lin1 |
| Summary |
A total of 2,573 fecal samples were collected from wild birds during August 1999 and December 2000. Most of these samples were from migratory birds except 113 samples. The major populations of wild birds were ducks (Anatidae). Sixty samples were collected from shorebirds (Scolopacidae and Charadriidae). The surveillance areas including Kinmen (620 samples), Yilan (743), Tainan (593), Taipei (379), Guiyi (143), and three other areas (94). Thirty-six influenza viruses were isolated including eight subtypes, H1N1, H4N6, H6N1, H7N1, H8N4, H10N4, H11N9 and H14N7. The H7N1 strain was isolated from 52-Jah wetland in Yilan prefecture in June 2000. Pathogenic studies indicated that the H7N1 virus was avirulent.
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| Keyword |
Avian influenza, Orthomyxovirus, surveillance, HA and NA subtypes, Wild ducks
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