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Volume 9, Number 11—November 2003


Genetic Variation among Temporally and Geographically Distinct West Nile Virus Isolates, United States, 2001, 2002

C. Todd Davis*†, David W.C. Beasley*†, Hilda Guzman*†, Pushker Raj‡, Mary D’Anton‡, Robert J. Novak§, Thomas R. Unnasch¶, Robert B. Tesh*†, and Alan D.T. Barrett*†Comments to Author 
Author affiliations: *Center for Biodefense and Emerging Diseases, Galveston, Texas, USA; †University of Texas Medical Branch, Galveston, Texas, USA; ‡Texas Department of Health-Rabies/Arbovirus Section, Austin, Texas, USA; §Illinois Natural History Survey, Champaign, Illinois, USA; ¶University of Alabama at Birmingham, Birmingham, Alabama, USA

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Table 4

Nucleotide changes from WN-NY99 observed in 2001 and 2002 WNV isolates that are conserved in Old World WNV isolates with complete genomes available from Genbanka,b

660 (C to U) 969
(C to U) 1,356
(C to U) 2,154
(U to C) 2,400
(U to C) 2,466
(C to U)
WN Uganda 1937
(M12294) WN IS-98 STD
(AF481864) WN Eg101 WN Uganda 1937 WN Uganda 1937 WN Uganda 1937
WN LEIV-Krnd88-190
(AY277251) WN Eg101
(AF260968) WN LEIV-Krnd88-190
WN Ast99-901
(AY278441) WN Eg101
WN LEIV-Krnd88-190 WN Ast99-901
WN RO97-50
WN KN3829
WN Italy 1998-equine
WN LEIV-Vlg00-27924

aWNV, West Nile virus.
bNumber in parenthesis represents GenBank accession no.

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