Source:http://linkedlifedata.com/resource/pubmed/id/10446220
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
34
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pubmed:dateCreated |
1999-9-9
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pubmed:databankReference | |
pubmed:abstractText |
The murine Ncx (Enx, Hox11L1) gene is specifically expressed in a neuronal subset of neural crest-derived tissues. In attempts to elucidate the regulatory DNA element of the tissue-specific expression, we sequenced the 5'-flanking region of the Ncx gene. The transcriptional initiation site was determined at 297 nucleotides (-297) upstream from the ATG start codon (+1). A retinoic acid response element was located on the region between -1163 and -1150. Transient transfection assays with the 5'-flanking sequences fused to the luciferase gene showed that the region between -1387 and -1368 was crucial for the tissue-specific enhancer activity. Furthermore, nuclear proteins extracted from neural crest-derived cells such as murine and human neuroblastoma cells bind to the DNA region between -1387 and -1368. This DNA element was also conserved in the 5'-flanking region of the human NCX gene. Our observations strongly suggest that the DNA element (between -1387 and -1368) contributes to tissue-specific expression of the Ncx gene in murine and human species.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/HOXB1 homeodomain protein,
http://linkedlifedata.com/resource/pubmed/chemical/Homeodomain Proteins,
http://linkedlifedata.com/resource/pubmed/chemical/TLX2 protein, human,
http://linkedlifedata.com/resource/pubmed/chemical/Tlx2 protein, mouse,
http://linkedlifedata.com/resource/pubmed/chemical/Tretinoin
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pubmed:status |
MEDLINE
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pubmed:month |
Aug
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pubmed:issn |
0021-9258
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
20
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pubmed:volume |
274
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
24401-7
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pubmed:dateRevised |
2008-11-21
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pubmed:meshHeading |
pubmed-meshheading:10446220-Animals,
pubmed-meshheading:10446220-Base Sequence,
pubmed-meshheading:10446220-Enhancer Elements, Genetic,
pubmed-meshheading:10446220-Female,
pubmed-meshheading:10446220-Gene Expression Regulation,
pubmed-meshheading:10446220-Homeodomain Proteins,
pubmed-meshheading:10446220-Humans,
pubmed-meshheading:10446220-Mice,
pubmed-meshheading:10446220-Mice, Inbred C57BL,
pubmed-meshheading:10446220-Mice, Inbred DBA,
pubmed-meshheading:10446220-Molecular Sequence Data,
pubmed-meshheading:10446220-Neural Crest,
pubmed-meshheading:10446220-Organ Specificity,
pubmed-meshheading:10446220-Promoter Regions, Genetic,
pubmed-meshheading:10446220-Tretinoin,
pubmed-meshheading:10446220-Tumor Cells, Cultured,
pubmed-meshheading:10446220-Up-Regulation
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pubmed:year |
1999
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pubmed:articleTitle |
An enhancer element for expression of the Ncx (Enx, Hox11L1) gene in neural crest-derived cells.
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pubmed:affiliation |
Department of Developmental Genetics, Chiba University Graduate School of Medicine, Chiba 260-8670, Japan.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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