West Nile Virus Infection of Birds, Mexico
Sergio Guerrero-Sánchez
1, Sandra Cuevas-Romero, Nicole M. Nemeth, Maríaresa Jesús Trujillo-Olivera, Gabriella Worwa, Alan Dupuis, Aaron C. Brault, Laura D. Kramer, Nicholas Komar, and José Guillermo Estrada-Franco
Author affiliations: Zoológico Miguel Alvarez del Toro, Tuxtla Gutiérrez, Mexico (S. Guerrero-Sánchez); Instituto Nacional de Investigaciones Forestales, Mexico City, Mexico (S. Cuevas-Romero); Centers for Disease Control and Prevention, Fort Collins, Colorado, USA (N.M. Nemeth, A.C. Brault, N. Komar); Universidad Autónoma de Chiapas, Tuxtla Gutiérrez (M.T. Jesus Trujillo-Olivera); University of California, Davis, California, USA (G. Worwa); New York State Department of Health, Slingerlands, New York, USA (A Dupuis, L.D. Kramer); University of Texas Medical Branch, Galveston, Texas, USA (J.G. Estrada-Franco)
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Table 2
Virus shedding by 2 bird species experimentally inoculated with West Nile virus from Mexico*
Species |
No. |
WNV strain |
Oral shedding
|
|
Cloacal shedding
|
Peak titer, log PFU/swab† |
When detected, dpi |
Proportion positive |
Peak titer, log PFU/swab† |
When detected, dpi |
Proportion positive |
House sparrow |
6 |
Tecate |
5.0 |
2–7 |
1.00 |
|
1.4 |
2–3 |
0.83 |
|
6 |
Tabasco |
7.2 |
2–6 |
0.67 |
|
4.9 |
4 |
NR |
Great-tailed grackle |
4 |
Tecate |
3.7 |
2–7 |
0.75 |
|
2.4 |
3 |
0.75 |
4 |
Tabasco |
6.2 |
5–6 |
0.75 |
|
4.6 |
3–7 |
NR |
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Page created: November 30, 2011
Page updated: November 30, 2011
Page reviewed: November 30, 2011
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