Research Topics
| A TiwariSummaryAffiliation: University of Prince Edward Island Country: Canada Publications
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Detail Information
Publications
Effects of seropositivity for bovine leukemia virus, bovine viral diarrhoea virus, Mycobacterium avium subspecies paratuberculosis, and Neospora caninum on culling in dairy cattle in four Canadian provincesAshwani Tiwari
Department of Health Management, Atlantic Veterinary College, University of Prince Edward Island, 550, University Avenue, Charlottetown, PEI, Canada C1A4P3
Vet Microbiol 109:147-58. 2005..Results from our research will help in better understanding the economic impacts of these pathogens and justification for their control...
Johne's disease in Canada Part I: clinical symptoms, pathophysiology, diagnosis, and prevalence in dairy herdsAshwani Tiwari
Department of Health Management, Atlantic Veterinary College, Prince Edward Island, Charlottetown
Can Vet J 47:874-82. 2006..By reviewing the scientific literature about Johne's disease, control of the disease could be pursued through informed implementation of rational biosecurity efforts and the strategic use of testing and culling...- Production effects of pathogens causing bovine leukosis, bovine viral diarrhea, paratuberculosis, and neosporosisA Tiwari
Department of Health Management, Atlantic Veterinary College, University of Prince Edward Island, Charlottetown, Canada C1A 4P3
J Dairy Sci 90:659-69. 2007..Results from this research will contribute to understanding the economic impacts of these pathogens and justify their control... 
Risk factors associated with Mycobacterium avium subspecies paratuberculosis seropositivity in Canadian dairy cows and herdsA Tiwari
Department of Health Management, Atlantic Veterinary College AVC, University of Prince Edward Island UPEI, 550 University Avenue, Charlottetown, PEI, Canada C1A 4P3
Prev Vet Med 88:32-41. 2009..4 and 1.8, respectively. The variable "BVDV vaccination (modified live) done properly in calves" (i.e. received another modified live vaccination after 6 months as well) was associated with 0.4 times fewer MAP-seropositive cows...- Associations between reproductive performance and seropositivity for bovine leukemia virus, bovine viral-diarrhea virus, Mycobacterium avium subspecies paratuberculosis, and Neospora caninum in Canadian dairy cowsJ A Vanleeuwen
Department of Health Management, Atlantic Veterinary College, University of Prince Edward Island, 550, University Avenue, Charlottetown, PE, Canada
Prev Vet Med 94:54-64. 2010..The overall FSC was 51%, the average CI was 393 days, and 18%, 9% and 5% of lactations had CI>484 days, >534 days, and >584 days, respectively... - Risk factors associated with Neospora caninum seropositivity in randomly sampled Canadian dairy cows and herdsJ A Vanleeuwen
Department of Health Management, Atlantic Veterinary College, University of Prince Edward Island, 550 University Ave, Charlottetown, PE, Canada C1A 4P3
Prev Vet Med 93:129-38. 2010..caninum. "Number of milk cows on the farm" (OR=0.99), and "area (acres) used for forage production" (OR=0.99) were continuous variables negatively associated with N. caninum seropositivity... - Dietary arginine stimulates humoral and cell-mediated immunity in chickens vaccinated and challenged against hydropericardium syndrome virusK Munir
Lahore Veterinary Diagnostic Laboratories, Shadman, Lahore 54000, Pakistan
Poult Sci 88:1629-38. 2009..Thus, it was concluded that dietary supplementation of arginine had beneficial effects on humoral and cell-mediated immune responses of broiler chicks against HPSV... - Effects of salinomycin on cell-mediated immunity of broiler chickens against hydropericardium syndrome and Newcastle disease virusesK Munir
Lahore Veterinary Diagnostic Laboratories, Shadman, Lahore 54000, Pakistan
Poult Sci 88:86-91. 2009..Thus, it was concluded that SAL had beneficial effects on the CMI responses of broiler chicks against HPSV and NDV... - Estimate of the direct production losses in Canadian dairy herds with subclinical Mycobacterium avium subspecies paratuberculosis infectionAshwani Tiwari
Department of Health Management, Atlantic Veterinary College, University of Prince Edward Island, 550, University Ave, Charlottetown, Prince Edward Island
Can Vet J 49:569-76. 2008..Canadian dairy producers should use best management practices to reduce these substantial annual losses... - Johne's disease in Canada part II: disease impacts, risk factors, and control programs for dairy producersShawn L B McKenna
Department of Health Management, Atlantic Veterinary College, University of Prince Edward Island, 550 University Avenue, Charlottetown, Prince Edward Island
Can Vet J 47:1089-99. 2006..By reviewing the scientific literature about Johne's disease, control of the disease could be pursued through informed implementation of rational biosecurity efforts and the strategic use of testing and culling... - Seroprevalences of antibodies against bovine leukemia virus, bovine viral diarrhea virus, Mycobacterium avium subspecies paratuberculosis, and Neospora caninum in beef and dairy cattle in ManitobaJohn A VanLeeuwen
Department of Health Management, Atlantic Veterinary College, University of Prince Edward Island, 550 University Avenue, Charlottetown, Prince Edward Island
Can Vet J 47:783-6. 2006..3% and 9.1% were seropositive for Neospora caninum, respectively, while 28.1% of dairy herds had unvaccinated animals with titres > or = 1:64 for Bovine viral diarrhea virus... - Seroprevalence of antibodies against bovine leukemia virus, bovine viral diarrhea virus, Mycobacterium avium subspecies paratuberculosis, and Neospora caninum in dairy cattle in SaskatchewanJohn A VanLeeuwen
Department of Health Management, Atlantic Veterinary College, University of Prince Edward Island, 550 University Avenue, Charlottetown, Prince Edward Island C1A 4P3
Can Vet J 46:56-8. 2005..4%, 2.7%, and 5.6% of cows were test positive, respectively, while 29.2% of herds had unvaccinated animals with > or = 1:64 for bovine viral diarrhea virus...