rdf:type |
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lifeskim:mentions |
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pubmed:issue |
17
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pubmed:dateCreated |
2001-8-2
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pubmed:abstractText |
Intravenous infection of cats with feline immunodeficiency virus was used as a model system to study activation of virus replication in brain-resident microglial cells in vitro. Virus release by ramified microglial cells isolated from subclinically infected animals was detectable in cell-free tissue culture supernatant only by reverse transcription and nested PCR of gag-specific RNA sequences and not by virion-associated reverse transcriptase activity. In contrast, cocultivation of in vivo-infected microglial cells with mitogen-activated peripheral blood mononuclear cells (PBMC) regularly allows detection of high virus yields in cell-free tissue culture fluid. Besides uptake and multiplication of microglia-derived virus in PBMC, release of virus from microglia is stimulated by cell contact with PBMC. The data suggest that T lymphocytes patrolling the central nervous system could reactivate the semilatent state of lentiviruses in microglial cells in the course of clinically silent central nervous system infection.
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pubmed:commentsCorrections |
http://linkedlifedata.com/resource/pubmed/commentcorrection/11483754-10334385,
http://linkedlifedata.com/resource/pubmed/commentcorrection/11483754-10400783,
http://linkedlifedata.com/resource/pubmed/commentcorrection/11483754-10560658,
http://linkedlifedata.com/resource/pubmed/commentcorrection/11483754-10600603,
http://linkedlifedata.com/resource/pubmed/commentcorrection/11483754-10691542,
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http://linkedlifedata.com/resource/pubmed/commentcorrection/11483754-10718534,
http://linkedlifedata.com/resource/pubmed/commentcorrection/11483754-10766246,
http://linkedlifedata.com/resource/pubmed/commentcorrection/11483754-10871766,
http://linkedlifedata.com/resource/pubmed/commentcorrection/11483754-10871768,
http://linkedlifedata.com/resource/pubmed/commentcorrection/11483754-10871771,
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http://linkedlifedata.com/resource/pubmed/commentcorrection/11483754-10985245,
http://linkedlifedata.com/resource/pubmed/commentcorrection/11483754-1310554,
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http://linkedlifedata.com/resource/pubmed/commentcorrection/11483754-2112615,
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http://linkedlifedata.com/resource/pubmed/commentcorrection/11483754-9840291
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pubmed:language |
eng
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pubmed:journal |
|
pubmed:citationSubset |
IM
|
pubmed:status |
MEDLINE
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pubmed:month |
Sep
|
pubmed:issn |
0022-538X
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pubmed:author |
|
pubmed:issnType |
Print
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pubmed:volume |
75
|
pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
8090-5
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pubmed:dateRevised |
2009-11-18
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pubmed:meshHeading |
pubmed-meshheading:11483754-Animals,
pubmed-meshheading:11483754-Cats,
pubmed-meshheading:11483754-Cell Line,
pubmed-meshheading:11483754-Coculture Techniques,
pubmed-meshheading:11483754-Immunodeficiency Virus, Feline,
pubmed-meshheading:11483754-Lentivirus Infections,
pubmed-meshheading:11483754-Leukocytes, Mononuclear,
pubmed-meshheading:11483754-Lymphocyte Activation,
pubmed-meshheading:11483754-Microglia,
pubmed-meshheading:11483754-Virion,
pubmed-meshheading:11483754-Virus Activation,
pubmed-meshheading:11483754-Virus Replication
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pubmed:year |
2001
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pubmed:articleTitle |
In vitro activation of feline immunodeficiency virus in ramified microglial cells from asymptomatically infected cats.
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pubmed:affiliation |
Institut für Medizinische Mikrobiologie und Hygiene, Universitätsklinikum Mannheim, Ruprecht-Karls-Universität Heidelberg, Mannheim, Germany. andreas.hein@imh.ma.uni-heidelberg.de
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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