Source:http://linkedlifedata.com/resource/pubmed/id/15621568
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
6-7
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pubmed:dateCreated |
2004-12-28
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pubmed:abstractText |
Mortalin has been found to be up-regulated by 2D-protein gel analysis in isolated rodent islets exposed to cytokines. In islets from two rat strains with different sensitivity to the toxic effects of cytokines we observed a significant difference in IL-1beta mediated mortalin expression. Constitutive over-expression of rat mortalin in NIH3T3 cells reduced cellular survival in accordance with mortalin being associated to cellular senescence. Hence we consider the gene encoding for mortalin at chromosome 5q31.1 a putative candidate gene in cytokine induced beta-cell destruction. We scanned the human mortalin gene for polymorphisms and identified three novel polymorphisms. Neither the SNPs individually nor as constructed haplotypes showed disease association tested by (E)TDT in a Danish type 1 diabetes (T1DM) population. Furthermore, we tested the D5S500 microsatelite located close to 5q31.1 without finding linkage to (T1DM). In conclusion, the functional data identifying a difference in mortalin expression in IL-1beta stimulated islets between two rat strains and over-expression of mortalin in NIH3T3 cells associated with decreased viability suggests a functional role for mortalin in cytokine mediated beta cell destruction; however, the identified polymorphisms did not reveal any association in the presence of linkage disequilibrium of mortalin to T1DM in the Danish population.
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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:issn |
0891-6934
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pubmed:author |
pubmed-author:Danish IDDM Epidemiology and Genetics Group,
pubmed-author:Danish Study Group of Diabetes in Childhood, Denmark,
pubmed-author:JensenAllanA,
pubmed-author:JohannesenJesperJ,
pubmed-author:KarlsenAllan ErtmannAE,
pubmed-author:KristiansenOle PeterOP,
pubmed-author:LarsenZenia MarianZM,
pubmed-author:NerupJørnJ,
pubmed-author:PieAngelesA,
pubmed-author:PociotFlemmingF,
pubmed-author:VissingHenrikH
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pubmed:issnType |
Print
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pubmed:volume |
37
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
423-30
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pubmed:dateRevised |
2009-6-26
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pubmed:meshHeading |
pubmed-meshheading:15621568-Animals,
pubmed-meshheading:15621568-Cloning, Molecular,
pubmed-meshheading:15621568-Diabetes Mellitus, Type 1,
pubmed-meshheading:15621568-Gene Transfer Techniques,
pubmed-meshheading:15621568-HSP70 Heat-Shock Proteins,
pubmed-meshheading:15621568-Islets of Langerhans,
pubmed-meshheading:15621568-Polymerase Chain Reaction,
pubmed-meshheading:15621568-Polymorphism, Single-Stranded Conformational,
pubmed-meshheading:15621568-Rats,
pubmed-meshheading:15621568-Rats, Inbred BN
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pubmed:articleTitle |
Is mortalin a candidate gene for T1DM ?
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pubmed:affiliation |
Steno Diabetes Center, Niels Steensens Vej, Gentofte, Denmark.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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