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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
4
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pubmed:dateCreated |
1998-6-8
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pubmed:abstractText |
Simian virus 40 (SV40) infection of quiescent monkey kidney cells stimulates two successive rounds of cellular DNA synthesis without an intervening mitosis. This uncoupling of S phase and mitosis indicates that SV40 modulates pathways regulating the G2-to-M phase transition. To examine the integrity of mitotic initiation pathways in infected cells that have bypassed mitosis, SV40-infected CV-1 cells were treated with okadaic acid (OA), a known inducer of premature mitosis in other cell types. OA treatment triggered the appearance of the mitotic marker MPM-2 in SV40-infected CV-1 cells progressing through either the first (diploid) or second (tetraploid) S phases. These results demonstrate that a subset of mitotic pathways are intact but inactive in SV40-infected cells that have bypassed mitosis and initiated tetraploid S phase.
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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 |
Apr
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pubmed:issn |
0196-4763
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
1
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pubmed:volume |
31
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
260-4
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pubmed:dateRevised |
2004-11-18
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pubmed:meshHeading |
pubmed-meshheading:9551601-Animals,
pubmed-meshheading:9551601-Cell Line,
pubmed-meshheading:9551601-Cercopithecus aethiops,
pubmed-meshheading:9551601-DNA,
pubmed-meshheading:9551601-Epitopes,
pubmed-meshheading:9551601-Flow Cytometry,
pubmed-meshheading:9551601-G2 Phase,
pubmed-meshheading:9551601-Mitosis,
pubmed-meshheading:9551601-Okadaic Acid,
pubmed-meshheading:9551601-Phosphoproteins,
pubmed-meshheading:9551601-Polyploidy,
pubmed-meshheading:9551601-Simian virus 40
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pubmed:year |
1998
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pubmed:articleTitle |
Okadaic acid induces appearance of the mitotic epitope MPM-2 in SV40-infected CV-1 cells with a >G2-phase DNA content.
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pubmed:affiliation |
Department of Microbiology, Immunology and Molecular Genetics, Albany Medical College, New York 12208, USA. tom_friedrich@ccgateway.amc.edu
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pubmed:publicationType |
Journal Article
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