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Inquérito sorológico da infecção pelos vírus da encefalomielite equina no estado de Minas Gerais, Brasil

2014; UNIVERSIDADE DE SÃO PAULO; Volume: 51; Issue: 1 Linguagem: Inglês

10.11606/issn.2318-3659.v51i1p37-41

ISSN

1678-4456

Autores

Maria do Carmo C. S. H. Lara, Glaucia Beghin, Elenice Maria Sequetin Cunha, Eliana Monteforte Cassaro Villalobos, Alessandra Figueiredo de Castro Nassar, Ana Cristina Passos de Paiva Bello, Arildo Pinto da Cunha, Jenner Karlisson Pimenta dos Reis, Rômulo Cerqueira Leite, Ênio Mori,

Tópico(s)

Vector-Borne Animal Diseases

Resumo

The occurrence of Equine Eastern Encephalomyelitis (EEE), Equine Western Encephalomyelitis (WEE) and Equine Venezuelan Encephalomyelitis (VEE) virus infection was investigated in equids not vaccinated against these viruses. The animals were distributed in ten regional districts of the state of Minas Gerais (Almenara, Bambuí, Curvelo, Governador Valadares, Montes Claros, Oliveira, São Gonçalo do Sapucaí, Teófilo Otoni, Unaí e Viçosa). Microplate serum neutralization test was used to detect antibodies against encephalitis virus. Two hundred and fifty animals (30.2%, 250/826) were EEE-seropositive, while 1.9% of them (16/826) were VEE-seropositive. No animals were found to be seropositive for WEE. In conclusion, either EEE or VEE viruses circulate in the equid population of the state of Minas Gerais.

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