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Volume 10, Number 4—April 2004

Dispatch

West Nile Virus, Guadeloupe

René Quirin*, Michel Salas†, Stéphan Zientara‡, Hervé Zeller§, Jacques Labie‡, Séverine Murri§, Thierry Lefrançois*, Martial Petitclerc†, and Dominique Martinez*Comments to Author 
Author affiliations: *Centre de Coopération Internationale en Recherche Agronomique pour le Développement, Petit Bourg, Guadeloupe, French West Indies; †Direction des Services Vétérinaires de Guadeloupe, Basse Terre, Guadeloupe, French West Indies; ‡Agence Française de Sécurité Sanitaire des Aliments, Maison Alfort, France; and §Institut Pasteur, Lyon, France

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Table 2

Results of neutralization tests for antibody to WNV and SLEV in serum samples from chickens and horses, Guadeloupe, 2002a

Species Titer to WNV Titer to SLEV Interpretation
Chicken
>640
<20
WNV
Chicken
320
<60
WNV
Chicken
160
<40
WNV
Chicken
>640
20
WNV
Horse
160
<20
WNV
Horse
>640
<20
WNV
Horse
40
<20
Flavivirus
Horse
320
<20
WNV
Horse
320
<20
WNV
Horse
40
<20
Flavivirus
Horse
160
<20
WNV
Horse
160
<20
WNV
Horse
<20
<20
Negative
Horse 80 20 WNV

aWNV, West Nile virus; SLEV, St. Louis encephalitis virus.

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