Interpretation and Analysis of Individual Diagnostic Tests and Performance [0.03%]
个体诊断检测的方法学及性能评估分析方法學及性能評估分析
Sébastien Buczinski,Simon Dufour,Juan Carlos Arango-Sabogal
Sébastien Buczinski
Diagnostic tests are performed daily by bovine practitioners at the individual and population level. At the individual level, they help not only for making a diagnosis, but can also serve to rule in or rule out a specific condition, monitor...
Liver Abnormalities in Cattle: A Historical Challenge with Emerging Importance [0.03%]
牛肝脏异常：一个具有新兴重要性的历史性挑战
John T Richeson,Ty E Lawrence
John T Richeson
Pablo Pinedo,Pedro Melendez
Pablo Pinedo
This article discusses the complex interrelationships that originated from metabolic stress, triggering unbalances that result in suboptimal liver health. The severe changes occurring around parturition require drastic incrementation in lip...
Benjamin W Newcomer
Benjamin W Newcomer
The liver is subject to toxic insult due to its role in the metabolism of exogenous substances and the direct filtration of blood from the portal circulation, which carries absorbed toxins from the gastrointestinal system. Metabolism of xen...
Tony C Bryant,Jenny Jennings
Tony C Bryant
Many researchers have evaluated different nonantibiotic, dietary interventions to reduce liver abscessation including degree of grain processing, roughage particle size, ionophore inclusion level, and supplemental prebiotics or probiotics; ...
Michael Galyean,Kristin Hales
Michael Galyean
Beef feedlots have few non-microbial approaches available to decrease the incidence of liver abscesses. Decreasing the degree of grain processing might be useful, but methods that decrease dietary starch (eg, feeding digestible fiber source...
Miles E Theurer,Raghavendra G Amachawadi
Miles E Theurer
Antimicrobial products are approved for the control of liver abscesses with varying amounts of data. When compared to negative controls, tylosin has the most data to support a reduction in total (risk ratio 0.34) and severe A+ (risk ratio 0...
Lee J Pinnell,Paul S Morley
Lee J Pinnell
Emerging evidence regarding the microbiome of liver abscesses (LAs) and the gastrointestinal tract of cattle suggests that a reexamination of the etiopathogenesis of LAs is warranted. Microbiome studies using 16S rRNA gene sequencing have d...
Ty E Lawrence
Ty E Lawrence
For more than 80 years, liver abscesses have been documented to reduce beef system value. These infections of liver tissue result in poorer growth performance as evidenced by diminished live and carcass weights, leaner and lesser muscled ca...
Liver Abnormalities in Cattle: Effect of Liver Abscessation on Growth and Productivity of Cattle [0.03%]
肉牛肝脏异常：肝脓肿对肉牛生长和生产性能的影响
Luiz Fernando Batista,Ben P Holland
Luiz Fernando Batista
Liver abscess has been identified in multiple classes of cattle, but cattle consuming higher energy diets may have greater prevalence of abscessation. The presence and severity of liver abscess has been associated with reduced dry matter in...