SARS-CoV-2 Neutralizing Antibodies in White-Tailed Deer from Texas
- PMID: 34890284
- PMCID: PMC8787703
- DOI: 10.1089/vbz.2021.0094
SARS-CoV-2 Neutralizing Antibodies in White-Tailed Deer from Texas
Abstract
Serological evidence of SARS-CoV-2 infection among white-tailed deer has been reported from Illinois, Michigan, Pennsylvania, and New York. This study was conducted to determine whether deer in Texas also had evidence of SARS-CoV-2 infection. Archived sera samples collected from deer in Travis County, Texas, during 2018, before and during the pandemic in 2021 were tested for neutralizing antibody to this virus by a standard plaque reduction neutralization assay. SARS-CoV-2 antibody was not detected in 40 deer sera samples collected during 2018, but 37% (20/54) samples collected in 2021 were positive for antibody. The seroprevalence rate between males and females differed significantly (p < 0.05) and the highest rate (82%) was detected in the 1.5-year-old animals. These findings extended the geographical range of prior SARS-CoV-2 infection among white-tailed deer in the United States and further confirm that infection was common among this species.
Keywords: SARS-CoV-2; Texas; antibodies; white-tailed deer.
Conflict of interest statement
No conflicting financial interests exist.
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References
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- Cain A, Wallace M. A guide to age determination of white-tailed deer Texas parks and wildlife department, 2003, pp. 1–8. Available at https://tpwd.texas.gov/publications/pwdpubs/media/pwd_bk_w7000_0755.pdf
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- Kuchipudi SV, Surendran-Nair M, Ruden RM, Yon M, et al. Multiple spillovers and onward transmission of SARS-Cov-2 in free-living and captive White-tailed deer (Odocoileus virginianus). Preprint. bioRxiv 2021. ;2021.10.31.466677.
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