Contribution of the Major Histocompatibility Complex (MHC) B locus-based genetic resistance to multiple strains of infectious bursal disease virus [0.03%]
主要组织相容性复合体(B系位点)遗传抗性对多种传染性法氏囊病病毒株的抵抗力贡献率分析
Julia R Blakey,Maricarmen García,Daral J Jackwood et al.
Julia R Blakey et al.
Seven lines of major histocompatibility complex (MHC)-B congenic specific pathogen free (SPF) chickens and two lines of non-B congenic SPF chickens with similar B haplotype but differing non-MHC genes were utilized to investigate the effect...
Pathogenicity disparities between two avian reovirus strains of the same genetic cluster [0.03%]
同基因簇两重组禽类呼肠孤病毒毒株致病性差异分析
Edit Kovács,Renáta Varga-Kugler,Zalán Homonnay et al.
Edit Kovács et al.
Two avian reovirus strains (A and B) from clinically affected poultry flocks, belonging to the same genetic cluster based on a partial sequence of the sigmaC coding region, were compared for molecular and pathogenicity aspects including int...
Gut microbiome and metabolome analysis reveal the alleviating effect of naringenin on duodenal damage in Ningdu yellow chickens caused by heat stress [0.03%]
肠道菌群和代谢组分析揭示芸香素缓解宁都黄鸡热应激引起的十二指肠损伤的作用
Siting Lin,Yan Shi,Jing Liu et al.
Siting Lin et al.
Heat stress (HS) is a major challenge to the development of the farming industry. Gut health is essential for maintaining the overall health status of the organism. Naringenin (Nar) is a natural flavonoid compound that has demonstrated cons...
Comparative pathogenesis of aerosol-induced colibacillosis reveals greater susceptibility in broiler chicks compared to layer chicks, with systemic clearance of bacteria but persistence in the bursa of Fabricius [0.03%]
气溶胶诱导的鸡大肠杆菌病的比较发病机制表明，与产蛋鸡相比，肉仔鸡更易感，且细菌全身清除但在法氏囊中持续存在
Hammad Ur Rehman,Surya Paudel,Claudia Hess et al.
Hammad Ur Rehman et al.
Broiler birds as compared to layers are more susceptible to avian colibacillosis.An aerosol challenge using an ilux2-APEC effectively evaluates disease pathogenesis.The ilux2-APEC persistently colonized the bursa of Fabricius after aerosol ...
Chitosan-coated PLGA nanoparticles as a delivery system for infectious bursal disease viral antigen in chickens [0.03%]
壳聚糖修饰的PLGA纳米颗粒作为鸡传染性法氏囊病病毒抗原递送系统的载体
Vimal Kumar,Sivasankar Panickan,Ananda Kumar et al.
Vimal Kumar et al.
In the present study, antigen-chitosan-PLGA nanoparticles have been explored as the delivery system for inactivated whole IBD viral antigens. The immunized birds showed the peak antibody level (ELISA titer 4095.65±55.74) at the 3rd week po...
Experimental Eimeria tenella infection of chickens followed by very virulent infectious bursal disease viral challenge: clinical and pathological effects [0.03%]
鸡球虫病感染后接种超强毒传染性法氏囊病病毒的临床和病理效应研究
Nahed A El-Shall,Mahmoud E Sedeik,Heba M Ismail et al.
Nahed A El-Shall et al.
Infectious bursal disease (IBD) is an immunosuppressive disease that increases susceptibility to avian coccidiosis, but the contrary is unclear. This study assessed whether the pathogenicity of the very virulent IBD virus was enhanced by pr...
Elizabeth S Greene,Sunoh Che,Francesca Soglia et al.
Elizabeth S Greene et al.
Although poultry meat production supports the livelihood and provides food security for billions of people worldwide, it is facing substantial challenges. The emergence of broiler breast myopathies (white striping, woody breast, spaghetti m...
Immunomodulatory effects of Ascardia galli excretory-secretory products, including extracellular vesicles on host immune cell function [0.03%]
艾美球虫分泌抗原及其外泌体对宿主免疫细胞功能的调控作用研究
Chanaka Premathilaka,Anna Sophia Feix,Konstantinos Papanikolaou et al.
Chanaka Premathilaka et al.
Gastrointestinal nematode infections, particularly Ascaridia galli, pose challenges to the poultry industry especially in free-range chickens. These nematodes employ sophisticated immunomodulation strategies to evade host immune defences, a...
A longitudinal study of causes of mortality in Danish commercial laying hens in non-cage housing systems [0.03%]
丹麦非笼养蛋鸡死亡原因的纵向研究
Vibe Pedersen Butler-Lund,Ida Cecilie Naundrup Thøfner,Frederik Stig Scharling et al.
Vibe Pedersen Butler-Lund et al.
Mortality is a widely accepted indicator of health and welfare in commercial laying hens with economic and environmental implications. Rising demand for 'cage-free' eggs is driving a transition towards non-cage systems in many parts of the ...
Management Factors Associated with the Isolation of Salmonella spp. from Table Egg Barns in Alberta [0.03%]
影响阿尔伯塔省鸡蛋 barn 中分离到沙门氏菌的管理因素分析
Joan A St Amand,Thiago L Noetzold,Colleen B Annett Christianson
Joan A St Amand
Management factors associated with the isolation of Salmonella spp.Increased Salmonella - ducks, sheep, barn size, bird numbers, age, shared equipmentDecreased Salmonella - competitive exclusion product, dedicated coat, parking signs. ...