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Holoprosencephalia, hypoplasia of corpus callosum and cerebral heterotopia in a male belted Galloway heifer with adipsia
BackgroundSpecialized neurons in the diencephalon detect blood hypernatremia in dehydrated animals. These neurons are connected with the pituitary...
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Additive Bayesian network analysis of the relationship between bovine respiratory disease and management practices in dairy heifer calves at pre-weaning stage
BackgroundNursery farms that accept nursing and growing pre-weaned heifer calves from private dairy farms must work to prevent bovine respiratory...
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Metabolomic changes in polyunsaturated fatty acids and eicosanoids as diagnostic biomarkers in Mycobacterium avium ssp. paratuberculosis (MAP)-inoculated Holstein–Friesian heifers
Mycobacterium avium subspecies paratuberculosis (MAP) is the causative organism of Johne’s disease, a chronic granulomatous enteritis of ruminants....
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Time of insemination in relation to pregnancy rates in beef cattle after oestrus detection with automated activity monitoring system
BackgroundThe timing of artificial insemination is critical to achieve acceptable results in cattle production systems. Over the past 60 years the...
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Monitoring bovine dairy calf health and related risk factors in the first three months of rearing
BackgroundRearing replacement heifers is pivotal for the dairy industry and is associated with high input costs for the preweaned calves, due to...
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Longitudinal analysis of bovine mammary gland development
Many studies on bovine mammary glands focus on one stage of development. Often missing in those studies are repeated measures of development from the...
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Effect of a mechanical grooming brush on the behavior and health of recently weaned heifer calves
BackgroundCalf stress at weaning and during transition to group pens represents a concern in dairy operations. Favoring natural behaviors, such as...
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The impact of controlling diseases of significant global importance on greenhouse gas emissions from livestock production
BackgroundA considerable body of evidence has reported the beneficial effects of improving productivity on reducing environmental impacts from...
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Phenotypic and genotypic assessment of iron acquisition in diverse bovine-associated non-aureus staphylococcal strains
Although the role of iron in bacterial infections has been well described for Staphylococcus ( S .) aureus , iron acquisition in (bovine-associated) non-
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Comparison of ozonated water and acidified copper sulphate in prevention of digital dermatitis in dairy cows
Digital dermatitis (DD) is the most significant infectious hoof disorder of cattle in Europe. Hoof baths are one of the most common control methods....
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An unusual presentation of developmental anomalies of the cardiovascular system including tetralogy of fallot, double outlet right ventricle, patent foramen ovale and persistent right aortic arch in a Friesian calf
BackgroundCongenital heart diseases are occasionally encountered in the bovine species. Ventricular septal defects (VSD) and atrial septal defects...
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Isolation, characterization and antimicrobial resistance of Yersinia enterocolitica from Polish cattle and their carcasses
BackgroundYersinia enterocolitica is a heterogeneous bacterial species that has been divided into six biotypes and more than 70 serotypes. Each...
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Comparing the effects of contact duration on cow and calf performance beyond separation - a prospective cohort study
BackgroundConsumers, the industry, and many farmers have shown increased interest in alternative management systems that allow for cow-calf contact...
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Subcutaneous application of hyperimmune serum against Histophilus somni recombinant proteins affects serum antibody reactivity in beef calves
BackgroundRespiratory tract diseases cause significant economic loss in beef cattle. This study aimed to determine whether the application of...
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A case study investigating the effects of emergency vaccination with Brucella abortus A19 vaccine on a dairy farm undergoing an abortion outbreak in China
Brucellosis is an important zoonosis that results in substantial economic losses to the livestock industry through abortions and reduced milk yield....
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Prevalence and burden of gastrointestinal parasites in stray cattle of the Kathmandu Valley
Gastrointestinal parasites (GIPs) are common among cattle resulting severe infection. Prevalence of GIPs in stray street cattle may pose risk of...
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Efficacy of prepartum vaccination against neonatal calf diarrhea in Nelore dams as a prevention measure
BackgroundNeonatal calf diarrhea (NCD) is the leading cause of calf morbidity and mortality in beef cattle. Cow’s vaccination in last stage of...
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Screening antivirals with a mCherry-expressing recombinant bovine respiratory syncytial virus: a proof of concept using cyclopamine
Bovine respiratory syncytial virus (BRSV) is a pathogenic pneumovirus and a major cause of acute respiratory infections in calves. Although different...
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Effect of formic acid treatment on colostrum quality, and on absorption and function of immunoglobulins: a randomized controlled trial in Holstein dairy calves
BackgroundGood quality colostrum is characterized by high immunoglobulin concentration and low pathogen load. Some methods of pathogen reduction can...
