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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
1995-7-11
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pubmed:abstractText |
T-cell lines chronically infected with laboratory adapted, T-cell tropic HIV-1 strains (RF, LAI, CBL-4, and NY5) induced syncytia after cocultivation with primary macrophages. Such fusion-competent strains, however, replicated inefficiently after cell-free infection of macrophage cultures. Evidence based on proviral DNA synthesis, pseudotype penetration, and a V3 loop mutation revealed that cell-free infection was restricted at a prepenetration stage in entry and controlled by envelope sequences. Our results suggest that primary macrophages are sensitive to cell-to-cell but not to virion-to-cell fusion induced by the envelope glycoproteins of several T-cell tropic HIV-1 strains.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Jun
|
pubmed:issn |
0042-6822
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
1
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pubmed:volume |
209
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
696-700
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:7778305-Cell Communication,
pubmed-meshheading:7778305-Cell Fusion,
pubmed-meshheading:7778305-Cell Line,
pubmed-meshheading:7778305-Cell-Free System,
pubmed-meshheading:7778305-Gene Products, env,
pubmed-meshheading:7778305-Giant Cells,
pubmed-meshheading:7778305-HIV-1,
pubmed-meshheading:7778305-Humans,
pubmed-meshheading:7778305-Macrophages,
pubmed-meshheading:7778305-T-Lymphocytes,
pubmed-meshheading:7778305-Virion,
pubmed-meshheading:7778305-Virus Replication
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pubmed:year |
1995
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pubmed:articleTitle |
Cell-to-cell fusion, but not virus entry in macrophages by T-cell line tropic HIV-1 strains: a V3 loop-determined restriction.
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pubmed:affiliation |
Virology Laboratory, Chester Beatty Laboratories, Institute of Cancer Research, London.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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