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Abstract

For this study, we collected sera from 255 cows and 2 bulls in the period from 2004 to 2009, with six-month intervals, a dairy cattle farm in the municipality of Buriti dos Lopes, in the state of Piauí. By the microscopic agglutination test (MAT), we found the following serovars of leptospira:...

Author(s)
Mineiro, A. L. B. B.; Vieira, R. J.; Beserra, E. E. A.; Leal, L. M.; Sousa, F. A. L.; Campos, Â. P.; Moreira, É. C.; Costa, F. A. L.
Publisher
Instituto Biológico, São Paulo, Brazil
Citation
Arquivos do Instituto Biológico (São Paulo), 2014, 81, 3, pp 202-208
Abstract

An outbreak of leptospirosis in dairy cattle was observed in Santo Antonio do Monte, Minas Gerais. The herd had positive reactions in anti-Leptospira serovar Hardjo agglutination test (MAT) and had been previously vaccinated with a vaccine containing serovars Hardjo. The MAT showed 48.06% of cattle ...

Author(s)
Chiareli, D.; Cosate, M. R. V.; Moreira, E. C.; Leite, R. C.; Lobato, F. C. F.; Silva, J. A. da; Teixeira, J. F. B.; Marcelino, A. P.
Publisher
Colégio Brasileiro de Patologia Animal, Rio de Janeiro, Brazil
Citation
Pesquisa Veterinária Brasileira, 2012, 32, 7, pp 633-639
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

We collected 330 serum samples from 55 dairy farms in the Basin of Caparaó, State of Espírito Santo, evaluated by microscopic agglutination (MAT) for eight serovars, found a frequency of 12.42% (41) of reactor animals for at least a serovar tested. Serovar hardjobovis presented himself as the most...

Author(s)
Viana, K. F.; Zanini, M. S.; Moreira, E. C.
Publisher
Universidade Federal do Paraná, CEPPA, Curitiba, Brazil
Citation
Archives of Veterinary Science, 2010, 15, 2, pp 100-106
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
AbstractFull Text

The influence of mastitis pathogens on variation of milk somatic cell count (SCC) was evaluated. Three thousand nine hundred eighty-seven milk samples were collected from 2,657 dairy cows in 24 herds located in the states of Minas Gerais and Rio de Janeiro. The milk samples were used to SCC and...

Author(s)
Souza, G. N.; Brito, J. R. F.; Moreira, E. C.; Brito, M. A. V. P.; Silva, M. V. G. B.
Publisher
FEPMVZ - Editora, Belo Horizonte, Brazil
Citation
Arquivo Brasileiro de Medicina Veterinária e Zootecnia, 2009, 61, 5, pp 1015-1020
Abstract

A total of 1632 cattle on 13 farms in the lake region of Rio de Janeiro State were tested for tuberculosis by the intradermal skin test. 207 reactors were detected (12.7% of the total); prevalence varied from 3.4 to 53.3% on the different farms. The mean prevalence on 3 farms with advanced...

Author(s)
Lilenbaum, W.; Schettini, J.; Ribeiro, E. R.; Souza, G. N. de; Moreira, E. C.; Fonseca, L.
Citation
Revista Brasileira de Medicina Veterinária, 1998, 20, 3, pp 120-123
Abstract

The prevalence of tuberculosis in cattle slaughtered in Minas Gerais State, Brazil between 1993 and 1997 in 10 slaughterhouses under the Federal Inspection was 0.7 per mil. The 74 and 25% of the cattle were natives from Minas Gerais and Goiás states, respectively. Prevalence of tuberculosis varied, ...

Author(s)
Baptista, F.; Moreira, E. C.; Santos, W. L. M.; Naveda, L. A. B.
Publisher
Escola de Veterinária, Universidad Federal de Minas Gerais, Belo Horizonte, Brazil
Citation
Arquivo Brasileiro de Medicina Veterinária e Zootecnia, 2004, 56, 5, pp 577-580
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

Blood samples from 39 012 bovines were tested for Leptospira interrogans agglutinins using microscopic agglutination test. 398 samples (47%) were from Minas Gerais municipalities, collected between 1980 and 2002. The most frequent serovars were hardjo (Norma sample), 23.7%, followed by hardjo (OMS...

Author(s)
Araújo, V. E. M.; Moreira, E. C.; Naveda, L. A. B.; Silva, J. A.; Contreras, R. L.
Publisher
Escola de Veterinária, Universidad Federal de Minas Gerais, Belo Horizonte, Brazil
Citation
Arquivo Brasileiro de Medicina Veterinária e Zootecnia, 2005, 57, 4, pp 430-435

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