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AbstractFull Text

The objective of this study was to determine the prevalence of antibodies against Leptospira spp. and their geographic distribution and to identify the risk factors associated with this disease in cattle herds with reproductive activity in the state of Paraná. A total of 14 163 females aged ≥24...

Author(s)
Hashimoto, V. Y.; Dias, J. A.; Chideroli, R. T.; Barbara, J. C. A.; Brunharo, T. B.; Dutra, L. H.; Silva, M. do C. P.; Muller, E. E.; Freitas, J. C. de
Publisher
Universidade Estadual de Londrina, Londrina, Brazil
Citation
Semina: Ciências Agrárias (Londrina), 2015, 36, 6 Suppl. 2, pp 4341-4355
AbstractFull Text

A total of 675 blood samples collected from goats from 41 farms in Sergipe, Brazil, in 2013-2014 were screened for Leptospira spp. antibodies using the microscopic agglutination test. The occurrence of reactive serum goats to Leptospira in 41 herds was 29% (196/675) with 90.2% (37/41) of outbreaks. ...

Author(s)
Rizzo, H.; Silva, T. R. da; Jesus, T. K. S. de; Marinho, F. A.; Alemán, M. A. R.; Castro, V.
Publisher
CRMV-PE, Zumbi, Brazil
Citation
Ciência Veterinária nos Trópicos, 2015, 18, 2, pp 248-252
AbstractFull Text

The aim of this study was to assess the prevalence of serovars of Leptsopira spp. in the microregion of Francisco Beltrão, providing new information and demonstrating the economical importance of the Leptospirosis. Sera samples (n=312) collected in bovines Holstein Friesian breed reared at the...

Author(s)
Peiter, M.; Rocha, J. F. X. da; Pivoto, F. L.; Aires, A. R.; Rocha, R. X. da; Bragança, J. F. M.; Ferreira, A. G. T.; Leal, M. L. do R.
Publisher
Faculdade de Medicina Veterinária e Zootecnia, Universidade Estadual Paulista, Botucatu, Brazil
Citation
Veterinária e Zootecnia, 2015, 22, 3, pp 392-395
Abstract

Author(s)
Martins, G.; Penna, B.; Lilenbaum, W.
Publisher
Springer, Amsterdam, Netherlands
Citation
Tropical Animal Health and Production, 2012, 44, 3, pp 377-378
Abstract

A cross-sectional study based on a planned sampling was carried out to determine flock-level risk factors associated to Leptospira spp. infection in dairy goat flocks in a semiarid region of Northeastern Brazil. Serum samples from 975 adult dairy goats from 110 flocks were examined for Leptospira...

Author(s)
Higino, S. S. S.; Santos, F. A.; Costa, D. F.; Santos, C. S. A. B.; Silva, M. L. C. R.; Alves, C. J.; Azevedo, S. S.
Publisher
Elsevier B.V., Amsterdam, Netherlands
Citation
Preventive Veterinary Medicine, 2013, 109, 1/2, pp 158-161
Abstract

The aim of this investigation was to determine the frequency of positive herds and seropositive animals to bovine leptospirosis and brucellosis in family farm rural properties from the mesoregion of the State of Paraíba, as well as to identify risk factors. Blood samples were collected from 771...

Author(s)
Oliveira, R. M. de; Silva, M. L. C. R.; Macêdo, M. M. S.; Higino, S. S. dos S.; Paulin, L. M.; Alves, C. J.; Carvalho, M. das G. X. de; Azevedo, S. S. de
Publisher
Instituto Biológico, São Paulo, Brazil
Citation
Arquivos do Instituto Biológico (São Paulo), 2013, 80, 3, pp 303-311
Abstract

The aim of this work is to determine the endemic level of reproductive losses and positivity for four infectious agents related to reproductive problems in dairy cattle of a farm in São Carlos, SP, Brazil. Blood samples were collected from 142 animals at reproductive age, older than two years,...

Author(s)
Santana, R. C. M.; Massa, R.; Zafalon, L. F.; Megid, J.; Langoni, H.; Mathias, L. A.
Publisher
Faculdade de Ciências Agrárias e Veterinárias, Câmpus de Jaboticabal, UNESP, Jaboticabal, Brazil
Citation
Ars Veterinaria, 2013, 29, 3, pp 153-160
Abstract

To define the prevalence of anti-Leptospira sp. agglutinins in ewes in the Federal District, Brazil, serum samples from 157 ewes were tested for antibodies against serovars of Leptospira sp. by the microscopic agglutination test. Antibodies were detected in three flocks in a prevalence of 3% (95%...

Author(s)
Seixas, L. de S.; Melo, C. B. de; Leite, R. C.; Moreira, É. C.; McManus, C. M.; Castro, M. B. de
Publisher
Springer, Amsterdam, Netherlands
Citation
Tropical Animal Health and Production, 2011, 43, 1, pp 9-11
Abstract

The objectives were to assess incidence of pregnancy losses, associate this outcome with immunization programs against reproductive diseases, and evaluate the effects of vaccination against bovine herpesvirus-1 (BoHV-1), bovine viral diarrhea virus (BVDV), and Leptospira spp., on reproductive...

Author(s)
Aono, F. H.; Cooke, R. F.; Alfieri, A. A.; Vasconcelos, J. L. M.
Publisher
Elsevier, New York, USA
Citation
Theriogenology, 2013, 79, 2, pp 242-248
Abstract

Leptospirosis is a zoonotic disease that occurs in humans and several animal species, including cattle, pigs, and horses, and it has a worldwide distribution. In equids, leptospirosis manifests through recurrent uveitis and abortion and other reproductive disorders. The objective of the present...

Author(s)
Oliveira Filho, R. B. de; Malta, K. C.; Oliveira, J. M. B.; Santana, V. L. A.; Harrop, M. H. V.; Stipp, D. T.; Pinheiro Júnior, J. W.
Publisher
Elsevier, New York, USA
Citation
Journal of Equine Veterinary Science, 2014, 34, 3, pp 407-414

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