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Abstract

Frequently, leptospirosis is related to reproductive problems in livestock, such as abortion, increased embryonic mortality and stillbirths. Unfortunately, there are few reports addressing the prevalence of the disease in cattle in the North of Mato Grosso State (MT), Brazil. The aim of the present ...

Author(s)
Santos, R. dos; Oliveira, J. A. de; Lopes, F.; Castro, B. G. de; Rodrigues, R. O.; Nicolino, R. R.; Lopes, L. B.
Publisher
Universidade Federal Rural de Pernambuco, Recife, Brazil
Citation
Medicina Veterinária (Brasil), 2018, 12, 4, pp 276-282
AbstractFull Text

This study aimed to evaluate the frequency of serologically positive sheep for Leptospira spp. serovars in the State of Mato Grosso (Brazil). Blood samples of 346 sheep which belonged to 16 sheep flocks of the medium northern region of Mato Grosso was obtained by jugular vein puncture. Serum was...

Author(s)
Eckstein, C.; Lopes, L. B.; Moustacas, V. S.; Rodrigues, R. O.; Castro, B. G. de; Santos, R. L.
Publisher
Universidade Federal do Rio Grande do Sul, Faculdade de Veterinária, Porto Alegre, Brazil
Citation
Acta Scientiae Veterinariae, 2017, 45, pp 1499
AbstractFull Text

The aim of this study was to evaluate the seroprevalence of leptospirosis in the dairy herds from Minas Gerais, Brazil, during the years 2009 and 2010. A total of 2,915 serum samples were collected from the lactating cows of 151 properties in eleven municipalities located in the Sete Lagoas region. ...

Author(s)
Nicolino, R. R.; Lopes, L. B.; Rodrigues, R. O.; Teixeira, J. F. B.; Haddad, J. P. A.
Publisher
FEPMVZ - Editora, Belo Horizonte, Brazil
Citation
Arquivo Brasileiro de Medicina Veterinária e Zootecnia, 2014, 66, 3, pp 648-654
Abstract

Differences in the protein profile of Leptospira sp. strains Sponselee, Norma and Hardjoprajitno were observed, with bands ranging from 175.47 kDa to 12.10 kDa. Strain Sponselee presented a 12-band profile, while strain Norma showed 11 and strain Hardjoprajitno showed 9 bands in the profile. All...

Author(s)
Rodrigues, R. O.; Silva, J. A.; Alves, T. M.; Dorneles, E. M. S.; Minharro, S.; Lage, A. P.; Leite, R. C.; Moreira, É. C.
Publisher
Colégio Brasileiro de Patologia Animal, Rio de Janeiro, Brazil
Citation
Pesquisa Veterinária Brasileira, 2011, 31, 7, pp 555-560
Abstract

The presence of anti-leptospira spp. aglutinins in 1360 bovine serum samples was determined in clinically healthy animals from different breeds, at more than three years old. Cattle were raised in intensive systems on 136 farms of 18 counties, 10 located in the southeast Mesoregion and 8 in the...

Author(s)
Herrmann, G. P.; Rodrigues, R. O.; Machado, G.; Lage, A. P.; Moreira, E. C.; Leite, R. C.
Publisher
Universidade Federal de Goiás, Escola de Veterinária, Goiânia, Brazil
Citation
Ciência Animal Brasileira, 2012, 13, 1, pp 131-138
Abstract

It was compared the level of antibodies of sheep immunized with one or two doses of an oil bacterin produced with serovar Hardjo, type Hardjoprajitno, strain Norma, isolated from cattle urine in Brazil. Cultures of 2×108 leptospires/mL were inactivated with formalin 0.3%, final concentration and...

Author(s)
Herrmann, G. P.; Rodrigues, R. O.; Vidal, C. E. S.; Machado, G.; Moreira, É. C.; Leite, R. C.
Publisher
Colégio Brasileiro de Patologia Animal, Rio de Janeiro, Brazil
Citation
Pesquisa Veterinária Brasileira, 2011, 31, 8, pp 683-689
Abstract

This study was performed on 33 cattle herds located in the Vale do Paraíba, São Paulo State, Brazil [date not given] to evaluate the prevalence of leptospirosis, as well as to identify the serovars present in the area. The sampling corresponded to 20% of the total cows of each herd. Serum samples...

Author(s)
Pereira, P. A. C.; Ferreira, A. M.; Carvalho, L. B.; Oliveira Junior, A. C.; Rodrigues, R. O.; Leite, R. C.
Publisher
Colégio Brasileiro de Reprodução Animal, Belo Horizonte, Brazil
Citation
Revista Brasileira de Reprodução Animal, 2004, 28, 3, pp 174-176

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