Results 41 to 50 of about 10,942 (266)

Co-infection with avian hepatitis E virus and avian leukosis virus subgroup J as the cause of an outbreak of hepatitis and liver hemorrhagic syndromes in a brown layer chicken flock in China

open access: yesPoultry Science, 2020
Hens of a commercial Hy-line brown layer flock in China exhibited increased mortality and decreased egg production at 47 wk of age. From 47 to 57 wk, average weekly mortality increased from 0.11 to 3.0%, and egg production decreased from 10 to 30%, with ...
Yani Sun   +9 more
doaj   +1 more source

Determination of the tumor virus b locus in turkish native chicken breeds [PDF]

open access: yesKafkas Universitesi Veteriner Fakültesi Dergisi, 2017
Avian leukosis viruses (ALV) are retroviruses that can induce tumors in chicken. Typically, ALV is controlled through husbandry. However, genetic improvement and/or, selective breeding techniques, offer the unique possibility of true resistance.
Muhammet KAYA
doaj   +1 more source

A metagenomic comparison of endemic viruses from broiler chickens with runting stunting syndrome and from normal birds [PDF]

open access: yes, 2016
Runting-stunting syndrome (RSS) in broiler chickens is an enteric disease that causes significant economic losses to poultry producers worldwide due to elevated feed conversion ratios, decreased body weight during growth, and excessive culling.
Devaney, Ryan   +4 more
core   +1 more source

A recombinant avian leukosis virus subgroup j for directly monitoring viral infection and the selection of neutralizing antibodies. [PDF]

open access: yesPLoS ONE, 2014
Avian leukosis virus subgroup J (ALV-J) has induced serious clinical outbreaks and has become a serious infectious disease of chickens in China. We describe here the creation of a recombinant ALV-J tagged with the enhanced green fluorescent protein ...
Qi Wang   +10 more
doaj   +1 more source

Immune-Related Gene Expression in Two B-Complex Disparate Genetically Inbred Fayoumi Chicken Lines Following Eimeria maxima Infection [PDF]

open access: yes, 2008
To investigate the influence of genetic differences in the MHC on susceptibility to avian coccidiosis, M5.1 and M15.2 B-haplotype-disparate Fayoumi chickens were orally infected with live Eimeria maxima oocysts, and BW gain, fecal oocyst production, and ...
Aggarwal   +54 more
core   +3 more sources

Is HIV-1 RNA dimerization a prerequisite for packaging? Yes, no, probably? [PDF]

open access: yes, 2004
During virus assembly, all retroviruses specifically encapsidate two copies of full-length viral genomic RNA in the form of a non-covalently linked RNA dimer.
Liang, Chen   +2 more
core   +3 more sources

The FACT Complex Promotes Avian Leukosis Virus DNA Integration [PDF]

open access: yesJournal of Virology, 2017
ABSTRACTAll retroviruses need to integrate a DNA copy of their genome into the host chromatin. Cellular proteins regulating and targeting lentiviral and gammaretroviral integration in infected cells have been discovered, but the factors that mediate alpharetroviral avian leukosis virus (ALV) integration are unknown.
Shelby, Winans   +7 more
openaire   +2 more sources

The Genome of the Chicken DT40 Bursal Lymphoma Cell Line [PDF]

open access: yes, 2014
The chicken DT40 cell line is a widely used model system in the study of multiple cellular processes due to the efficiency of homologous gene targeting. The cell line was derived from a bursal lymphoma induced by avian leukosis virus infection.
Csabai, István   +9 more
core   +5 more sources

The retroviral RNA dimer linkage: different structures may reflect different roles. [PDF]

open access: yes, 2011
RIGHTS : This article is licensed under the BioMed Central licence at http://www.biomedcentral.com/about/license which is similar to the 'Creative Commons Attribution Licence'.
Greatorex, Jane
core   +1 more source

A 19-nucleotide insertion in the leader sequence of avian leukosis virus subgroup J contributes to its replication in vitro but is not related to its pathogenicity in vivo. [PDF]

open access: yesPLoS ONE, 2014
Subgroup J avian leukosis virus (ALV-J) was first isolated from meat-type chickens that had developed myeloid leukosis and since 2008, ALV-J infections in chickens have become widespread in China.
Xiaolin Ji   +7 more
doaj   +1 more source

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