Source:http://linkedlifedata.com/resource/pubmed/id/16687161
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
2006-7-31
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pubmed:abstractText |
An abundant human papillomavirus (HPV) protein E1/\E4 is expressed late in the virus life cycle in the terminally differentiated layers of epithelia. The expression of E1/\E4 usually coincides with the onset of viral DNA amplification. However, the function of E1/\E4 in viral life cycle is not completely understood. To examine the role of E1/\E4 in the virus life cycle, we introduced a single nucleotide change in the HPV-11 genome to result in a truncation of E1/\E4 protein without affecting the E2 amino acid sequence. This mutated HPV-11 genome was introduced into a human foreskin keratinocyte cell line immortalized by the catalytic subunit of human telomerase, deficient in p16(INK4a) expression, and previously shown to support the HPV-11 life cycle when grown in organotypic raft culture. We have demonstrated that E1/\E4 is dispensable for HPV-11 viral DNA amplification in the late stages of the viral life cycle.
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pubmed:grant | |
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 |
Aug
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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 |
351
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
271-9
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:16687161-Cell Line,
pubmed-meshheading:16687161-DNA, Viral,
pubmed-meshheading:16687161-DNA-Binding Proteins,
pubmed-meshheading:16687161-Epithelial Cells,
pubmed-meshheading:16687161-Gene Expression Profiling,
pubmed-meshheading:16687161-Gene Expression Regulation, Viral,
pubmed-meshheading:16687161-Genome, Viral,
pubmed-meshheading:16687161-Human papillomavirus 11,
pubmed-meshheading:16687161-Humans,
pubmed-meshheading:16687161-Keratinocytes,
pubmed-meshheading:16687161-Mutation,
pubmed-meshheading:16687161-Viral Proteins
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pubmed:year |
2006
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pubmed:articleTitle |
The human papillomavirus type 11 E1/\E4 protein is not essential for viral genome amplification.
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pubmed:affiliation |
Department of Bioscience and Biotechnology, Drexel University, Stratton Hall Rm. 118, 3141 Chestnut Street, Philadelphia, PA 19104, USA.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't,
Research Support, N.I.H., Extramural
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