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Volume 10, Number 7—July 2004

Dispatch

Phylogenetic Analysis of West Nile Virus, Nuevo Leon State, Mexico

Bradley J. Blitvich*, Ildefonso Fernández-Salas†, Juan F. Contreras-Cordero†, María A. Loroño-Pino*, Nicole L. Marlenee*, Francisco J. Díaz*, José I. González-Rojas†, Nelson Obregón-Martínez‡, Jorge A. Chiu-García‡, William C. Black*, and Barry J. Beaty*Comments to Author 
Author affiliations: *College of Veterinary Medicine and Biomedical Sciences, Colorado State University, Fort Collins, Colorado. USA; †Universidad Autonoma de Nuevo Leon, Apartado, San Nicolas de los Garza, Nuevo Leon, Mexico; ‡Secretaria de Salud de Nuevo Leon, Nuevo Leon, Mexico

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Table

Nucleotide and deduced amino acid differences in the premembrane and envelope genes of the West Nile virus from Nuevo Leon State compared with various other West Nile viruses

Strain Geographic origin Nucleotide no.a
Ref.
483 549 660 858 887 1137 1179 1356 1432 1442 1626 2328 2388 2466
WN-NY99b
New York, NY
C
U
C
C
U (Ile)c
C
A
C
U (Ser)
U (Val)
C
C
C
C
8
MexNL-03d
Nuevo Leon State, northern Mexico

C
U



G
U

C (Ala)



U

TM171-03e
Tabasco State,southern Mexico
U


U
C (Thr)
U


C (Pro)

U
U
U
U
5
119f Harris Co., inland Texas U C (Ala) U 13

aNucleotide numbers correspond to those of the prototype New York strain (WN-NY99).
bIsolated from a Chilean flamingo (Phoenicopterus chilensis) (collection date: 06/01/99). GenBank accession no.: AF196835.
cAmino acid changes are shown in parentheses. Gaps indicate no change in the nucleotide sequence.
dIsolated from a horse (collection date: 06/27/03). GenBank accession no.: AY426741.
eIsolated from Common Raven (collection date: 05/05/03). GenBank accession no.: AY371271.
fIsolated from a bluejay (Cyanocitta cristata) and passaged once in Vero cells (collection date: 06/14/02). GenBank accession no.: AY185908.
MexNL-03, AY426741; TM171-03, AY371271, 119, AY185908.

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