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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
1989-5-11
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pubmed:abstractText |
Using a sentinel bird approach, two field isolates of infectious bursal disease virus (IBDV) were isolated from broiler farms in two major broiler-producing areas of the state of Georgia. These farms had a history of subclinical IBD associated with respiratory problems and poor performance. Isolates designated as U-28 and 3212 were isolated using specific-pathogen-free chicken embryos and chicken embryo bursal cells. These isolates were identified by means of agar gel precipitation and virus-neutralization tests, direct immunofluorescence, histopathology, and electron microscopy. Isolates U-28 and 3212 appear to differ in antigenicity and pathogenicity from previously known serotype I IBDV isolates. In evaluating the extent of bursal damage caused by these field isolates, an association was found between the bursa of Fabricius/body weight index, histopathology scoring of atrophy, and morphometric analysis of the total follicle area.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:status |
MEDLINE
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pubmed:issn |
0005-2086
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
33
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
35-41
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pubmed:dateRevised |
2003-11-14
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pubmed:meshHeading |
pubmed-meshheading:2539074-Animals,
pubmed-meshheading:2539074-Bursa of Fabricius,
pubmed-meshheading:2539074-Cells, Cultured,
pubmed-meshheading:2539074-Chick Embryo,
pubmed-meshheading:2539074-Chickens,
pubmed-meshheading:2539074-Fluorescent Antibody Technique,
pubmed-meshheading:2539074-Georgia,
pubmed-meshheading:2539074-Immunodiffusion,
pubmed-meshheading:2539074-Infectious bursal disease virus,
pubmed-meshheading:2539074-Liver,
pubmed-meshheading:2539074-Microscopy, Electron,
pubmed-meshheading:2539074-Neutralization Tests,
pubmed-meshheading:2539074-Poultry Diseases,
pubmed-meshheading:2539074-Reoviridae,
pubmed-meshheading:2539074-Reoviridae Infections,
pubmed-meshheading:2539074-Specific Pathogen-Free Organisms,
pubmed-meshheading:2539074-Vaccination
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pubmed:articleTitle |
Isolation, identification, and pathogenicity of two field strains of infectious bursal disease virus.
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pubmed:affiliation |
Department of Avian Medicine, College of Veterinary Medicine, University of Geoggia, Athens 30602.
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pubmed:publicationType |
Journal Article
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