Results 11 to 20 of about 501,101 (381)

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 ...
Damer P. Blake   +13 more
doaj   +2 more sources

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

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

Host and Environmental Factors Affecting the Intestinal Microbiota in Chickens

open access: yesFrontiers in Microbiology, 2018
The initial development of intestinal microbiota in poultry plays an important role in production performance, overall health and resistance against microbial infections. Multiplexed sequencing of 16S ribosomal RNA gene amplicons is often used in studies,
J. G. Kers   +6 more
semanticscholar   +1 more source

Identification of chicken egg fertility using SVM classifier based on first-order statistical feature extraction [PDF]

open access: yesILKOM Jurnal Ilmiah, 13(3), (2021), 285-293, 2022
This study aims to identify chicken eggs fertility using the support vector machine (SVM) classifier method. The classification basis used the first-order statistical (FOS) parameters as feature extraction in the identification process. This research was developed based on the process's identification process, which is still manual (conventional ...
arxiv   +1 more source

Effects of in ovo Inoculation of Multi-Strain Lactobacilli on Cytokine Gene Expression and Antibody-Mediated Immune Responses in Chickens

open access: yesFrontiers in Veterinary Science, 2020
This study was conducted to investigate the effects of various doses of a multi-strain lactobacilli mixture (Lactobacillus salivarius, Lactobacillus reuteri, Lactobacillus crispatus, and Lactobacillus johnsonii) on the innate and adaptive immune ...
Mohammadali Alizadeh   +8 more
doaj   +1 more source

Susceptibility of Chickens to Porcine Deltacoronavirus Infection

open access: yesViruses, 2019
Porcine deltacoronavirus (PDCoV) is a novel swine enteropathogenic coronavirus with worldwide distribution. PDCoV belongs to the Deltacoronavirus (DCoV) genus, which mainly includes avian coronaviruses (CoVs).
Qingqing Liang   +8 more
semanticscholar   +1 more source

On Hemangioblasts in Chicken

open access: yesPLoS ONE, 2007
Hemangioblasts are bi-potential precursors for blood and endothelial cells (BCs and ECs). Existence of the hemangioblast in vivo by its strict definition, i.e. a clonal precursor giving rise to these two cell types after division, is still debated. Using a combination of mitotic figure analysis, cell labeling and long-term cell tracing, we show that ...
Guojun Sheng   +2 more
openaire   +5 more sources

Infectious bursal disease virus in chickens: prevalence, impact, and management strategies

open access: yesVeterinary medicine, 2019
Infectious bursal disease (IBD), also known as Gumboro disease, is a highly contagious, immunosuppressive disease of young chickens. Although first observed about 60 years ago, to date, the disease is responsible for major economic losses in the poultry ...
S. Dey   +4 more
semanticscholar   +1 more source

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