| seroprevalence of infection with mycobacterium avium subspecies paratuberculosis, bovine leukemia virus, and bovine viral diarrhea virus in maritime canada dairy cattle. | the purpose of this study was to survey the seroprevalence of infection with the agents of production-limiting diseases in dairy cattle in new brunswick, nova scotia, and prince edward island. in 30 randomly selected herds per province, 30 cattle per herd were randomly selected and tested for antibodies to bovine leukemia virus (blv) and mycobacterium avium subspecies paratuberculosis (m. paratuberculosis), while 5 unvaccinated cattle over 6 months of age were tested for antibodies to bovine vir ... | 2001 | 11265187 |
| carryover of bovine leukemia virus antibodies in samples from shared milk meters. | screening for infectious diseases of cattle using milk from the dairy herd improvement (dhi) sampling process is very convenient. however, when samples from shared milk meters are used, carryover of antibodies or other diagnostic targets can complicate the interpretation of the diagnostic test results for diseases, including bovine leukosis. the objectives of this study were (1) to assess the potential for carryover of antibodies against bovine leukemia virus (blv) in milk samples obtained from ... | 2015 | 26004835 |