Volume 27, Number 2—February 2021
Dispatch
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-Williams
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 |
||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| DENV-1 | DENV-2 | DENV-3 | DENV-4 | ILHV | SLEV | WNV | Zika virus | ||||
| 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.
Page created: October 22, 2020
Page updated: January 24, 2021
Page reviewed: January 24, 2021
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