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Abstract

Shiga toxin-producing (Stx) Escherichia coli (STEC) O113:H21 strains are associated with human diarrhea and some of these strains may cause hemolytic uremic syndrome (HUS). The molecular mechanism underlying this capacity and the differential host cell response to HUS-causing strains are not yet...

Author(s)
Bando, S. Y.; Iamashita, P.; Guth, B. E.; Santos, L. F. dos; Fujita, A.; Abe, C. M.; Ferreira, L. R.; Moreira Filho, C. A.
Publisher
Public Library of Sciences (PLoS), San Francisco, USA
Citation
PLoS ONE, 2017, 12, 12, pp e0189613
Abstract

Aichivirus B has been reported worldwide in calves and adult cattle with and without diarrhea. The aim of this study was to describe the molecular characteristics of the RdRP and VP1 genes of aichivirus B strains identified as the most frequent etiologic agent in a neonatal diarrhea outbreak in a...

Author(s)
Ribeiro, J.; Lorenzetti, E.; Ribeiro Júnior, J. C.; Medeiros, T. N. da S.; Alfieri, A. F.; Alfieri, A. A.
Publisher
Springer-Wien, Wien, Austria
Citation
Archives of Virology, 2017, 162, 12, pp 3691-3696
Abstract

The objectives of this study were to characterize the pathogen frequency and severity of clinical mastitis (CM) in 20 dairy herds of southeastern Brazil; and to determine the incidence rate of clinical mastitis (IRCM; overall and based on specific-pathogen groups) based on quarter time at risk and...

Author(s)
Tomazi, T.; Ferreira, G. C.; Orsi, A. M.; Gonçalves, J. L.; Ospina, P. A.; Nydam, D. V.; Moroni, P.; Santos, M. V. dos
Publisher
Elsevier B.V., Amsterdam, Netherlands
Citation
Preventive Veterinary Medicine, 2018, 161, pp 9-18
AbstractFull Text

This paper reports on a case of emphysematous granulomatous submucosal rumenitis in a 2.5-year-old feedlot Nellore steer that presented reduction on daily weight gain. Rumen fragments of a 2.5-year-old Nellore steer were submitted for histopathological evaluation at the Sector of Pathological...

Author(s)
Rocha, J. F.; Daoualibi, Y.; Lorenzo, C. de; Pires, A. P. de C.; Brito, M. de F.; Souza, V. C. de; Malafaia, P.; Ubiali, D. G.
Publisher
Universidade Federal do Rio Grande do Sul, Faculdade de Veterinária, Porto Alegre, Brazil
Citation
Acta Scientiae Veterinariae, 2018, 46, Supplement, pp 266
Abstract

The term milk product from the complete and uninterrupted milking, hygiene conditions, healthy cows, well fed and rested. Is the noblest products of animal origin, characterized as an opaque white liquid, more viscous than water, slightly sweet taste and odor little sharp. Because of having a high...

Author(s)
Abreu, D. D. C.; Moésia, R. da R.
Publisher
CEFET - Limoeiro - Ce, Limoeiro do Norte, Brazil
Citation
Revista Verde de Agroecologia e Desenvolvimento Sustentável, 2017, 12, 3, pp 629-633
AbstractFull Text

The serrano artisan cheese produced from raw milk of dairy cattle is a typical product of high-altitude farms in the states of Santa Catarina and Rio Grande do Sul. However, marketing of the cheeses occurs illegally because they lack the minimum maturation period required for cheese produced from...

Author(s)
Pontarolo, G. H.; Melo, F. D.; Martini, C. L.; Wildemann, P.; Alessio, D. R. M.; Sfaciotte, R. A. P.; Thaler Neto, A.; Vaz, E. K.; Ferraz, S. M.
Publisher
Universidade Estadual de Londrina, Londrina, Brazil
Citation
Semina: Ciências Agrárias (Londrina), 2017, 38, 2, pp 739-747
AbstractFull Text

The bovine mastitis is mainly caused by microorganisms and presents itself as the most common cause of productivity and milk quality decline. This study aims to identify the major mastitis pathogens and their antimicrobial susceptibility profile in cattle of southwest of Goiás State, Brazil....

Author(s)
Stella, A. E.; Oliveira, A. F. de; Moreira, C. N.; Souza, C. M. de; Ventura, G. F.
Publisher
Faculdade de Medicina Veterinária e Zootecnia, Universidade Estadual Paulista, Botucatu, Brazil
Citation
Veterinária e Zootecnia, 2017, 24, 4, pp 754-762
Abstract

Bovine mastitis is the inflammation of the mammary gland which causes great losses in milk production. Therefore, the objective of study was to evaluate the prevalence, causative agents and factors related to management practices and production characteristics that influenced clinical mastitis in...

Author(s)
Cunha, A. F. da; Bragança, L. J.; Quintão, L. C.; Coelho, K. S.; Souza, F. N. de; Cerqueira, M. M. O. P.
Publisher
Universidade Federal Rural do Semi-Árido (UFERSA), Mossoro, Brazil
Citation
Acta Veterinaria Brasilica, 2016, 10, 1, pp 48-54
Abstract

Aim: The occurrence of virulence markers, serotypes and invasive ability were investigated in Shiga toxin-producing Escherichia coli (STEC) isolated from faecal samples of healthy dairy cattle at Rio de Janeiro State, Brazil. Methods and Results: From 1562 stx-positive faecal samples, 105 STEC...

Author(s)
Gonzalez, A. G. M.; Cerqueira, A. M. F.; Guth, B. E. C.; Coutinho, C. A.; Liberal, M. H. T.; Souza, R. M.; Andrade, J. R. C.
Publisher
Wiley-Blackwell, Oxford, UK
Citation
Journal of Applied Microbiology, 2016, 121, 4, pp 1130-1143
Abstract

Meat can be contaminated in different stages of the slaughtering process and the identification of these stages is the starting point to implement adequate control measures. The objectives of this study were to assess the presence of pathogenic microorganisms in cattle carcasses, to identify the...

Author(s)
Loiko, M. R.; Paula, C. M. D. de; Langone, A. C. J.; Rodrigues, R. Q.; Cibulski, S.; Rodrigues, R. de O.; Camargo, A. C.; Nero, L. A.; Mayer, F. Q.; Tondo, E. C.
Publisher
Elsevier Ltd, Oxford, UK
Citation
Meat Science, 2016, 116, pp 193-200

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