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Prevalence of Sarcocystis neurona and Neospora spp. infection in horses from Brazil based on presence of serum antibodies to parasite surface antigen

  • Jessica S. Hoane
  • , Solange M. Gennari
  • , J. P. Dubey
  • , Márcio G. Ribeiro
  • , Alexandre S. Borges
  • , Lúcia E.O. Yai
  • , Daniel M. Aguiar
  • , Guacyara T. Cavalcante
  • , Gérson L. Bonesi
  • , Daniel K. Howe

Research output: Contribution to journalArticlepeer-review

74 Scopus citations

Abstract

Sera from 961 horses from Brazil were tested for antibodies against the major surface antigens SnSAG4 and NhSAG1 to determine the seroprevalence of Sarcocystis neurona and Neospora hughesi, respectively. Antibodies against SnSAG4 were detected in 669 (69.6%) of the horses, while antibodies against NhSAG1 were detected in only 24 (2.5%) of the horses. These serologic results suggest that there is a high concentration of S. neurona in the environment of Brazil, which results in marked exposure of horses to this parasite. Additionally, the data further confirm that infection with Neospora spp. is relatively uncommon in horses.

Original languageEnglish
Pages (from-to)155-159
Number of pages5
JournalVeterinary Parasitology
Volume136
Issue number2
DOIs
StatePublished - Mar 15 2006

Bibliographical note

Funding Information:
Supported by funds from the Geoffrey C. Hughes Foundation (JSH) and the Amerman Family Foundation (DKH). D.M. Aguiar and S.M. Gennari are recipients of a scholarship from CNPq, Brazil, and G.T. Cavalcante is a recipient of a scholarship from CAPES, Brazil. Published as Kentucky Agricultural Experiment Station Article #05-14-093.

Funding

Supported by funds from the Geoffrey C. Hughes Foundation (JSH) and the Amerman Family Foundation (DKH). D.M. Aguiar and S.M. Gennari are recipients of a scholarship from CNPq, Brazil, and G.T. Cavalcante is a recipient of a scholarship from CAPES, Brazil. Published as Kentucky Agricultural Experiment Station Article #05-14-093.

Funders
DKH
Geoffrey C. Hughes Foundation
JSH
Amerman Family Foundation
Coordenação de Aperfeiçoamento de Pessoal de Nível Superior
Conselho Nacional de Desenvolvimento Científico e Tecnológico

    Keywords

    • Brazil
    • ELISA
    • Horses
    • Neospora spp.
    • Sarcocystis neurona
    • Seroprevalence

    ASJC Scopus subject areas

    • Parasitology
    • General Veterinary

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