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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
1998-5-4
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pubmed:databankReference | |
pubmed:abstractText |
The collagenase B type IV (Col4B) gene is highly expressed in the osteoclast, the primary bone-resorbing cell. However, factors that regulate expression of the Col4B gene are not well characterized. A murine P1 genomic clone containing a 94 kb sequence insert which contains the Col4B gene was isolated. A 4 kb EcoR1 DNA fragment containing the 5' flanking sequence of the gene was further subcloned and restriction mapped. Putative transcription factors such as SRY, Lyf-1, and GATA1 and 2, binding motifs were identified by sequence analysis in this promoter region. Enhancer and suppressor regions were mapped by transient expression of Col4B gene promoter deletion mutant-luciferase reporter gene constructs in HepG2 cells. Col4B mRNA expression in different murine tissues was analyzed by reverse transcription-polymerase chain reaction and demonstrated high levels of expression in bone, clavaria, spleen and thymus. This promoter provides a valuable tool for targeting gene expression to the osteoclast.
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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 |
Feb
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pubmed:issn |
0378-1119
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
27
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pubmed:volume |
208
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
117-22
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pubmed:dateRevised |
2008-11-21
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pubmed:meshHeading |
pubmed-meshheading:9524243-Animals,
pubmed-meshheading:9524243-Base Sequence,
pubmed-meshheading:9524243-Collagenases,
pubmed-meshheading:9524243-Genes, Reporter,
pubmed-meshheading:9524243-Luciferases,
pubmed-meshheading:9524243-Mice,
pubmed-meshheading:9524243-Molecular Sequence Data,
pubmed-meshheading:9524243-Organ Specificity,
pubmed-meshheading:9524243-Osteoclasts,
pubmed-meshheading:9524243-Polymerase Chain Reaction,
pubmed-meshheading:9524243-Promoter Regions, Genetic,
pubmed-meshheading:9524243-RNA, Messenger,
pubmed-meshheading:9524243-Recombinant Fusion Proteins,
pubmed-meshheading:9524243-Restriction Mapping,
pubmed-meshheading:9524243-Sequence Deletion,
pubmed-meshheading:9524243-Transcription, Genetic
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pubmed:year |
1998
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pubmed:articleTitle |
Further characterization of the murine collagenase (type IVB) gene promoter and analysis of mRNA expression in murine tissues.
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pubmed:affiliation |
Department of Medicine and Hematology, University of Texas Health Science Center, San Antonio 78284-7880, USA.
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pubmed:publicationType |
Journal Article
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