Leptospira spp. in sheep of the state of Maranhao, Brazil: frequency, risk factors and foci mapping

Autori

  • Helder Moraes Pereira Universidade Estadual do Maranhão image/svg+xml
  • Hamilton Pereira Santos Universidade Estadual do Maranhão image/svg+xml
  • Rafael Rodrigues Soares Universidade Estadual do Maranhão image/svg+xml
  • Francisco Alberto Moraes Viana Júnior Agencia de Defesa Agropecuária do Maranhão, AGED.
  • Thais Bastos Rocha Universidade Estadual do Maranhão image/svg+xml
  • Diego Moraes Soares Universidade Estadual do Maranhão image/svg+xml
  • Conrado Arrivabene Cavalcante Universidade Estadual do Maranhão image/svg+xml

DOI:

https://doi.org/10.21708/avb.2018.12.1.7505

Abstract

The objective of this research was to estimate the frequency, risk factors and mapping of outbreaks in ovine flocks in the State of Maranhao, Brazil, related to Leptospira spp. A total of 575 samples of blood serum from sheep were collected, from 116 flocks, and 20 municipalities. An epidemiological questionnaire was applied to verify the association of risk factors. Microscopic Agglutination Test (MAT) was used for 24 serovars of Leptospira spp. 100% of the flocks (116) and 94.43% of animals (543/575) were reagents for at least one of the 24 serovars tested. The most frequent serovars were Sentot (236, 41.04%), Hadjo (197, 34.26%), Adamana (178; 30.95%), Pomona (158, 27.47%) and Autumnallis (148, 25.73%). The presence of rodents, felines, goats, pigs and wild animals had a statistically significant association (p < 0.05) with the occurrence of Leptospira spp. It was concluded that the frequency of Leptospiraspp was high in sheep from the State of Maranhao. However, all municipalities had infected animals, therefore, it is considered necessary to implement sanitary measures for the control and prevention of this disease in ovine flocks in the state of Maranhao.

Biografie autore

  • Helder Moraes Pereira, Universidade Estadual do Maranhão
    Professor Doutor, Departamento das Clínicas, Curso de Medicina Veterinária,
  • Hamilton Pereira Santos, Universidade Estadual do Maranhão
    Professor Doutor Departamento de Patologia, Curso de Medicina Veterinária, UEMA.
  • Rafael Rodrigues Soares, Universidade Estadual do Maranhão
    Médico Veterinário, Mestre em Ciência Animal, UEMA
  • Francisco Alberto Moraes Viana Júnior, Agencia de Defesa Agropecuária do Maranhão, AGED.
    Médico Veterinário, Mestre em Ciência Animal/ UEMA, Fiscal Agropecuário da Agencia de Defesa Agropecuária do Maranhão, AGED.
  • Thais Bastos Rocha, Universidade Estadual do Maranhão
    Pós Graduando em Ciência Animal, UEMA.
  • Diego Moraes Soares, Universidade Estadual do Maranhão
    Pós Graduando em Ciência Animal, UEMA.
  • Conrado Arrivabene Cavalcante, Universidade Estadual do Maranhão
    Aluno de Graduação, Curso de Medicina Veterinária, UEMA

Pubblicato

2018-04-01

Fascicolo

Sezione

Original Articles / Artigos de Pesquisa

Altri articoli dello/a stesso/a autore/rice