Zobrazeno 1 - 10
of 42
pro vyhledávání: '"T.M. Byrem"'
Publikováno v:
Livestock Science. 225:73-77
Bovine leukosis (BL) is a dairy cattle disease with a significant negative impact on several economically important traits such as milk yield, fertility and survival of animals. As there is no treatment or vaccine for this disease, finding a possible
Publikováno v:
Journal of Dairy Science. 101:9987-10000
Pregnancy-associated glycoproteins (PAG) are secreted by the trophoblast and are detectable in maternal circulation around the time of attachment of the fetal placenta, as well as in blood and milk throughout gestation. The understanding of the genet
Publikováno v:
Journal of dairy science. 103(10)
This study addresses how the serological status of bovine leukemia virus (BLV) and lymphocyte count fluctuate from dry-off to early lactation in dairy cattle. Very few studies have investigated how BLV antibody status and lymphocyte count of cows cha
Publikováno v:
Journal of Dairy Science. 99:2043-2052
The objective of this study was to determine the association between individual cow-level milk production and bovine leukemia virus (BLV) infection as measured by milk BLV-ELISA. Dairy Herd Improvement technicians collected milk samples from 10 cows
Autor:
Samantha Ainsworth, T.M. Byrem, Rebecca M LaDronka, Melinda J. Wilkins, Bo Norby, Paul C. Bartlett
Publikováno v:
Veterinary Medicine International, Vol 2018 (2018)
Veterinary Medicine International
Veterinary Medicine International
Objective. To estimate current US herd-level and animal-level prevalence of bovine leukemia virus (BLV) in dairy cows and characterize epidemiologic features. Design. Cross-sectional observational study design and survey. Animals. 4120 dairy cows fro
Publikováno v:
Animal genetics. 47(4)
Bovine leukosis virus is an oncogenic virus that infects B cells, causing bovine leukosis disease. This disease is known to have a negative impact on dairy cattle production and, because no treatment or vaccine is available, finding a possible geneti
Publikováno v:
Veterinary Parasitology. 190:249-253
Control of Neospora caninum infection in cattle depends on specific, ante-mortem detection of infected animals and limiting their use as breeding stock or by culling. The objective of the present study was to determine appropriate cut-off values and
Autor:
Jessica T. Houseman, Chelsea L. Render, Catherine Febvay, Ronald J. Erskine, Paul C. Bartlett, T.M. Byrem
Publikováno v:
Journal of Dairy Research. 79:445-450
The prevalence of bovine leukaemia virus (BLV) was determined in 113 Michigan dairy herds by ELISA testing for anti-BLV antibodies in milk. Additionally, an interview regarding management practices with cooperating herd managers identified farm-level
Publikováno v:
Journal of dairy science. 99(3)
Bovine leukosis (BL) is a retroviral disease caused by the bovine leukosis virus (BLV), which affects only cattle. Dairy cows positive for BL produce less milk and have more days open than cows negative for BL. In addition, the virus also affects the
Publikováno v:
Reproduction in domestic animals = Zuchthygiene. 50(4)
Contents Pregnancy-associated glycoproteins (PAG) are secreted by the binucleate giant cells of the ruminant placenta and enter maternal circulation at the time of placental attachment. The IDEXX Milk Pregnancy Test (IDEXX, Westbrook, ME) detects a s