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Volume 27, Number 2—February 2021

Evidence of Zika Virus Infection in Pigs and Mosquitoes, Mexico

Daniel Nunez-Avellaneda, Rosa Carmina Cetina-Trejo, Emily Zamudio-Moreno, Carlos Baak-Baak, Nohemi Cigarroa-Toledo, Guadalupe Reyes-Solis, Antonio Ortega-Pacheco, Gerardo Suzán, Chandra Tandugu, Julián E. García-Rejón, Bradley J. Blitvich, and Carlos Machain-WilliamsComments to Author 
Author affiliations: Universidad Autonoma de Yucatan, Merida, Mexico (D. Nunez-Avellaneda, R. Carmina Cetina-Trejo, E. Zamudio-Moreno, C. Baak-Baak, N. Cigarroa-Toledo, G. Reyes-Solis, J.E. García-Rejón, C. Machain-Williams); Iowa State University, Ames, Iowa, USA (D. Nunez-Avellaneda, C. Tandugu, B.J. Blitvich); Universidad Autónoma de Yucatán, Xmatkuil, Mexico; (A. Ortega-Pacheco); Universidad Nacional Autónoma de México, Mexico City, Mexico (G. Suzán)

Main Article

Table 1

Plaque-reduction neutralization test data for pigs seropositive for Zika virus, Yucatan, Mexico, 2018–2019*

Serum ID Sample
date† Age category Virus and PRNT90 titer
XM-278-J‡ 2018 Apr J 20 320
XM-285-J 2018 Apr J 40 20 160
VA-265-A 2018 Jun A 80
XM-O2A-J 2018 Jun J 20 20 40 20 40 160
XM-177-J 2018 Jun J 40
XM-181-J 2018 Jun J 20 20 80
XM-183-S 2018 Jun S 40
XM-189-J 2018 Jun J 80 20 20 40 40 320
XM-199-J 2018 Jun J 40
XM-202-J 2018 Jun J 20 20 80
XM-212-J 2018 Jun J 80
XM-238-J 2018 Jun J 40
TZ-387-J 2019 Jan J 80

*A, adult; DENV1, dengue virus type 1; DENV2, dengue virus type 2; DENV3, dengue virus type 3; DENV4, dengue virus type 4; ILHV, Ilheus virus; J, juvenile; PRNT90, >90% reduction in the number of plaques on plaque-reduction neutralization test; S, suckling; SLEV, St. Louis encephalitis virus; WNV, West Nile virus; –, <20.
†Date (month/year) of serum collection.
‡Prefixes indicate pigs from these areas: TZ, Tzucacab; VA, Valladolid; XM, Xmatkuil.

Main Article

Page created: October 22, 2020
Page updated: January 24, 2021
Page reviewed: January 24, 2021
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