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Volume 19, Number 9—September 2013

Research

Antigenic and Molecular Characterization of Avian Influenza A(H9N2) Viruses, Bangladesh

Karthik Shanmuganatham, Mohammed M. Feeroz, Lisa Jones-Engel, Gavin J.D. Smith, Mathieu Fourment, David Walker, Laura McClenaghan, S.M. Rabiul Alam, M. Kamrul Hasan, Patrick Seiler, John Franks, Angie Danner, Subrata Barman, Pamela McKenzie, Scott Krauss, Richard J. Webby, and Robert G. WebsterComments to Author 
Author affiliations: St. Jude Children’s Research Hospital, Memphis, Tennessee, USA (K. Shanmuganatham, D. Walker, L. McClenaghan, P. Seiler, J. Franks, A. Danner, S. Barman, P. McKenzie, S. Krauss, R.J. Webby, R.G. Webster); Jahangirnagar University, Dhaka, Bangladesh (M.M. Feeroz, S.M.R. Alam, M.K. Hasan); University of Washington, Seattle, Washington, USA (L. Jones-Engel); Duke-NUS Graduate Medical School, Singapore (G.J.D. Smith, M. Fourment); Duke Global Health Institute, Durham, North Carolina, USA (G.J.D. Smith)

Main Article

Table 1

Sources and subtypes of avian influenza viruses isolated in Bangladesh, 2008–2011

Site Primary species from which samples were obtained* Primary species from which sample was influenza positive Total no. samples Subtypes
H1N2, H1N3, H3N6, H3N8, H4N2, H10N7 H5N1 H9N2
Live bird market-1
Quail
Quail
821

20
37
Live bird market-2 Chickens, ducks, pigeons
Chickens 1,691 12 13 85

Duck



2
Live bird market-3 Chickens Chickens 1,877 7 38 360


Ducks



2
Live bird markets-4
Chickens
Chickens
46


12
Live bird markets-5 Chickens Chickens 2,677 14 20 205


Duck



2
Pet market
Pet and wild birds
Quail
1,859
3
1
20
Farm-1 Ducks Ducks 100 24
Farm-2 Chickens Chickens 3,945 2 9
Farm-3 Chickens 40
Farm-4 Ducks 100
Farm-5 Ducks 100
Farm-6
Ducks

901



Wild birds, environmental-1 Wild birds 836
Wild birds, environmental -2 Wild birds 471
Wild ducks, environmental-1 Water 1,724
Wild ducks, environmental-2
Ducks

250



Total 17,438 62 92 734

*Other species that were sampled at some locations included turkeys, wild birds, and exotic birds.

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