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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 3

Nucleotides that varied among individual clone sequences of a fragment of the E protein gene (genomic positions 1,769-2,469) of the WNV Galveston Co., TX-3a,b

Clone Nucleotide
1,779 1,787 1,798 1,871 2,162 2,168 2,232 2,469
Consensus sequence U U A A A G A U
1 G G
2 C C
4 G C
6 G
7 A

aWNV, West Nile virus.
bClones 3, 5, 8, 9, 10 are identical to the consensus sequence.

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