Impact of bovine respiratory disease (BRD) from the perspective of the Canadian beef producer [0.03%]
加拿大牛肉生产商视角下的牛呼吸道疾病(BRD)的影响
Kee Jim
Kee Jim
The costs of bovine respiratory disease (BRD) to the beef producer can be estimated by identifying and summing the direct and indirect costs associated with the disease. The major direct costs are attributable to the cost of the feeder, pro...
North American cattle marketing and bovine respiratory disease (BRD) [0.03%]
北美活牛交易与呼吸系统疾病(BRD)的关系研究
Robert A Smith
Robert A Smith
The risk of bovine respiratory disease (BRD) has a significant effect on the value of cattle in the marketplace. Calves sold in larger groups have $6.37/45.45 kg more value than those sold as singles or in small groups. Morbidity is higher ...
Overview of the North American beef cattle industry and the incidence of bovine respiratory disease (BRD) [0.03%]
北美肉牛产业概览及呼吸道疾病(BRD)的发病率概述
Delbert G Miles
Delbert G Miles
The North American beef cattle industry has endured many changes throughout the years but is encountering some of the most dramatic challenges in history during the first decade of the 21st century. The US beef cattle inventory increased fr...
Thomas Passler,Paul H Walz
Thomas Passler
Infections with Bovine viral diarrhea virus (BVDV) are not limited to cattle, but may be detected in various species in the mammalian order Artiodactyla. Despite epidemiological evidence of BVDV infections in species other than cattle, curr...
S Nandi,Manoj Kumar,M Manohar et al.
S Nandi et al.
Bovine herpes virus 1 (BHV-1) is primarily associated with clinical syndromes such as rhinotracheitis, pustular vulvovaginitis and balanoposthitis, abortion, infertility, conjunctivitis and encephalitis in bovine species. The main sources o...
Surface-associated and secreted factors of Streptococcus suis in epidemiology, pathogenesis and vaccine development [0.03%]
猪链球菌流行病学、致病机制和疫苗开发中的表面因子及分泌因子
Christoph Georg Baums,Peter Valentin-Weigand
Christoph Georg Baums
Streptococcus suis is an invasive porcine pathogen associated with meningitis, arthritis, bronchopneumonia and other diseases. The pathogen constitutes a major health problem in the swine industry worldwide. Furthermore, S. suis is an impor...
Metabolic factors affecting the inflammatory response of periparturient dairy cows [0.03%]
围产期乳牛炎症反应的代谢因素
Lorraine M Sordillo,G A Contreras,Stacey L Aitken
Lorraine M Sordillo
Dairy cattle are susceptible to increased incidence and severity of disease during the periparturient period. Increased health disorders have been associated with alterations in bovine immune mechanisms. Many different aspects of the bovine...
Isolator and other neonatal piglet models in developmental immunology and identification of virulence factors [0.03%]
仔猪隔离器模型及其他新生仔猪模型在发育免疫学及毒力因子鉴定中的应用研究进展
J E Butler
J E Butler
The postnatal period is a 'critical window', a time when innate and passive immunity protect the newborn mammal while its own adaptive immune system is developing. Neonatal piglets, especially those reared in isolators, provide valuable too...
The role of dietary selenium in bovine mammary gland health and immune function [0.03%]
膳食硒在牛乳腺健康和免疫功能中的作用
S Salman,A Khol-Parisini,H Schafft et al.
S Salman et al.
Mastitis is not only a major cause of economic losses to the dairy industry but also a major problem in ensuring the quality and safety of the milk, associated with high somatic cell counts and residues of antibiotics used for treatment. On...
Sheela Ramamoorthy,Xiang-Jin Meng
Sheela Ramamoorthy
Porcine circovirus type 2 (PCV2) is the primary causative agent for porcine circovirus-associated disease (PCVAD). PCVAD has been the cause of considerable economic losses to the pork industry worldwide. The disease is primarily characteriz...