Enhancing disease resistance in dairy cattle has economic and welfare benefits and can contribute positively to societal acceptance of agriculture. There are several diseases, including enzootic bovine leukosis (EBL), Johne's disease (JD), calf respiratory problems, and calf diarrhea, that impact...
Author(s)
Bongers, R.; Lynch, C.; Miglior, F.; Schenkel, F. S.; Oliveira, H. R.; Kelton, D. F.; Staaveren, N. van; Houlahan, K.; Baes, C. F.
Publisher
Interbull Centre, Uppsala, Sweden
Citation
Interbull Bulletin, 2022, 57, pp 8-17
The etiology and pathologic findings of bovine respiratory disease (BRD) in adult dairy cows (n=35) from a commercial dairy herd in Southern Brazil were investigated. Pulmonary samples were examined for histopathologic patterns and specific features within these patterns, while immunohistochemical...
Author(s)
Oliveira, T. E. S.; Pelaquim, I. F.; Flores, E. F.; Massi, R. P.; Valdiviezo, M. J. J.; Pretto-Giordano, L. G.; Alfieri, A. A.; Saut, J. P. E.; Headley, S. A.
Publisher
Wiley, Berlin, Germany
Citation
Transboundary and Emerging Diseases, 2020, 67, s2, pp 82-93
The aim of this study was molecular identification of bovine leukemia virus and possible co-infection with bovine respiratory disease complex (BRDC) viral agents in Mexican dairy herds. We collected 533 blood samples from cattle vaccinated against the BRDC virus in 9 states across Mexico....
Author(s)
González Méndez, A. S.; Cerón-Téllez, F.; Sarmiento Silva, R. E.; Tórtora Pérez, J. L.; Rojas-Anaya, E.; Álvarez, H. R.
Publisher
Canadian Veterinary Medical Association, Ottawa, Canada
Citation
Canadian Journal of Veterinary Research, 2023, 87, 2, pp 105-109
Bovine respiratory disease complex (BRD) is a worldwide multifactorial infectious disease. Antimicrobials are commonly used for treating BRD because bacteria are often involved. The clinical diagnosis of BRD is a challenge, especially in adult dairy cows, where information on this syndrome is...
Author(s)
Ferraro, S.; Fecteau, G.; Dubuc, J.; Francoz, D.; Rousseau, M.; Roy, J. P.; Buczinski, S.
Publisher
Elsevier Inc., Philadelphia, USA
Citation
Journal of Dairy Science, 2021, 104, 6, pp 7095-7108
Enzootic bovine leukemia is a late-onset, neoplastic infection caused by the bovine leukemia virus (BLV). BLV infection hinders the function of the immune system and induces other diseases, which negatively affects the performance and health of the infected cows. As the first line of defense...
Author(s)
Lv GuanXin; Wang Hai; Wang JianFa; Lian Shuai; Wu Rui
Publisher
Frontiers Media S.A., Lausanne, Switzerland
Citation
Frontiers in Veterinary Science, 2021, 7, September,
Background and Aim: Dairy cow mortality and culling are important parameters reflecting on cow health, productivity, and welfare as well as important determinants of herd sustainability, growth, and profitability. There are no published reports on the causes and rates of mortality and culling of...
Author(s)
Ismail, Z. B.; Muhaffel, M. M.
Publisher
Veterinary World, Wankaner, India
Citation
Veterinary World, 2022, 15, 11, pp 2617-2622
In November 2017, 23 of 60 calves and cows(38.3%, 17 cows)developed severe respiratory symptoms at a dairy farm in Hokkaido. The outbreak resulted in the deaths of four animals, including those that were euthanized due to poor prognosis. At the farm, 45 cows were kept in a tie-stall housing system...
Author(s)
Akiyoshi, M.; Kubota, T.; Sato, A.; Murata, R.; Matsuda, K.; Kato, T.
Publisher
Japanese Society of Large Animal Clinics, Towada, Japan
Citation
Japanese Journal of Large Animal Clinics, 2019, 10, 2, pp 60-67
Summary studies of dairy cow removal indicate increasing levels of mortality over the past several decades. This poses a serious problem for the US dairy industry. The objective of this project was to evaluate associations between facilities, herd management practices, disease occurrence and death...
Author(s)
McConnel, C.; Lombard, J.; Wagner, B.; Kopral, C.; Garry, F.
Publisher
Cambridge University Press, Cambridge, UK
Citation
Animal, 2015, 9, 8, pp 1397-1403
Background: The aim of this study was to detect the associations between bovine herpesvirus 1 (BHV-1) status of a herd and respiratory disease (BRD) occurrence and reproductive performance in pregnant heifers and cows. The association between management-related factors and higher BRD occurrence was ...
Author(s)
Raaperi, K.; Bougeard, S.; Aleksejev, A.; Orro, T.; Viltrop, A.
Publisher
BioMed Central Ltd, London, UK
Citation
Acta Veterinaria Scandinavica, 2012, 54, 4, pp (30 January 2012)
OBJECTIVES: Bovine Respiratory Disease (BRD) is a multifactorial disease of young and growing cattle. The factors that predispose to BRD include stress related to stocking, moving or mixing cattle, poor ventilation or draughts, sudden climatic changes or extreme heat or cold, mixing various age...
Author(s)
Kuijk, H.; Baxter-Smith, K.; Swam, H.; Penterman, P.; Vertenten, G.
Publisher
British Cattle Veterinary Association, Quedgeley, UK
Citation
Cattle Practice, 2021, 29, 1, pp 88-88