Results 11 to 20 of about 847,123 (407)

Effects of age on immune function in broiler chickens

open access: yesJournal of Animal Science and Biotechnology, 2021
Background There are many diseases in poultry, many of which are caused by poor immune function. It is not clear how cytokines and various immune cell functions change with age in modern broilers.
Bochen Song   +7 more
semanticscholar   +1 more source

Re-calculating the cost of coccidiosis in chickens

open access: yesVeterinary Research, 2020
Coccidiosis, caused by Eimeria species parasites, has long been recognised as an economically significant disease of chickens. As the global chicken population continues to grow, and its contribution to food security intensifies, it is increasingly ...
D. Blake   +13 more
semanticscholar   +1 more source

SARS-CoV-2 in fruit bats, ferrets, pigs, and chickens: an experimental transmission study

open access: yesThe Lancet Microbe, 2020
Background In December, 2019, a novel zoonotic severe acute respiratory syndrome-related coronavirus emerged in China. The novel severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) became pandemic within weeks and the number of human infections ...
Kore Schlottau   +13 more
semanticscholar   +1 more source

Heat Stress Causes Immune Abnormalities via Massive Damage to Effect Proliferation and Differentiation of Lymphocytes in Broiler Chickens

open access: yesFrontiers in Veterinary Science, 2020
Broiler chickens are highly sensitive to high ambient temperatures due to their feathers, lack of skin sweat glands, and high productivity. Heat stress (HS) is a major concern for the poultry industry because it negatively affects growth as well as ...
R. Hirakawa   +6 more
semanticscholar   +1 more source

Impact of Housing Environment on the Immune System in Chickens: A Review

open access: yesAnimals, 2020
Simple Summary In poultry production, chickens are confronted with a wide range of potential stressful conditions including restricted movement, long light phases or poor air quality.
T. Hofmann   +4 more
semanticscholar   +1 more source

Disinfection by hydrogen peroxide nebulization increases susceptibility to avian pathogenic Escherichia coli [PDF]

open access: yes, 2015
Background: Avian pathogenic Escherichia coli (APEC) are the major cause of economic losses in the poultry industry worldwide. Traditionally, antibiotics are used to treat and prevent colibacillosis in broilers.
Butaye, Patrick   +4 more
core   +2 more sources

Black pepper (Piper nigrum Lam) as a natural feed additive and source of beneficial nutrients and phytochemicals in chicken nutrition

open access: yesOpen Agriculture, 2023
Tropical countries are rich in medicinal herbs that have the potentials to improve poultry productivity and health by increasing digestive enzyme activity, immune responses, and modulation of gut microbiota composition through the action of their ...
Ogbuewu Ifeanyichukwu Princewill   +1 more
doaj   +1 more source

Transcriptome Analysis in Spleen Reveals Differential Regulation of Response to Newcastle Disease Virus in Two Chicken Lines. [PDF]

open access: yes, 2018
Enhancing genetic resistance of chickens to Newcastle Disease Virus (NDV) provides a promising way to improve poultry health, and to alleviate poverty and food insecurity in developing countries.
Bunn, David A   +8 more
core   +3 more sources

Global distribution data for cattle, buffaloes, horses, sheep, goats, pigs, chickens and ducks in 2010

open access: yesScientific Data, 2018
Global data sets on the geographic distribution of livestock are essential for diverse applications in agricultural socio-economics, food security, environmental impact assessment and epidemiology. We present a new version of the Gridded Livestock of the
M. Gilbert   +6 more
semanticscholar   +1 more source

Genomic diversity dynamics in conserved chicken populations are revealed by genome-wide SNPs

open access: yesBMC Genomics, 2018
Background Maintaining maximum genetic diversity and preserving breed viability in conserved populations necessitates the rigorous evaluation of conservation schemes.
Mengmeng Zhang   +10 more
doaj   +1 more source

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