rdf:type |
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lifeskim:mentions |
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pubmed:issue |
1-2
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pubmed:dateCreated |
2004-10-11
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pubmed:abstractText |
Knockout of the translation inhibitor 4E-BP1 induces an overexpression of uncoupling protein-1 (UCP1) [Nature Medicine 7 (2001) 1128]. A possible inverse control of UCP1 and 4E-BP1 expressions in mouse brown adipose tissue was investigated. Cold-exposure, which increases the expression of UCP1, decreased that of 4E-BP1 mRNA in wild type but not in beta1/beta2/beta3-adrenoceptor knockout mice. Administration of the beta3-adrenoceptor agonist CL 316246 decreased 4E-BP1 mRNA by 75% and protein by 41% after 6 and 48 h, respectively. Our data are the first report of a regulation by the beta3-adrenoceptor of 4E-BP1 expression. They support a role of the latter in adaptive thermogenesis.
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pubmed:language |
eng
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pubmed:journal |
|
pubmed:citationSubset |
IM
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pubmed:chemical |
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pubmed:status |
MEDLINE
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pubmed:month |
Oct
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pubmed:issn |
0014-5793
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pubmed:author |
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pubmed:copyrightInfo |
Copyright 2004 Federation of European Biochemical Societies
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pubmed:issnType |
Print
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pubmed:day |
8
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pubmed:volume |
576
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
179-82
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pubmed:dateRevised |
2008-11-21
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pubmed:meshHeading |
pubmed-meshheading:15474034-Adipose Tissue, Brown,
pubmed-meshheading:15474034-Adrenergic beta-Agonists,
pubmed-meshheading:15474034-Animals,
pubmed-meshheading:15474034-Blotting, Western,
pubmed-meshheading:15474034-Cold Temperature,
pubmed-meshheading:15474034-Eukaryotic Initiation Factors,
pubmed-meshheading:15474034-Female,
pubmed-meshheading:15474034-Gene Expression Regulation,
pubmed-meshheading:15474034-Mice,
pubmed-meshheading:15474034-Mice, Inbred C57BL,
pubmed-meshheading:15474034-Mice, Knockout,
pubmed-meshheading:15474034-RNA, Messenger,
pubmed-meshheading:15474034-Receptors, Adrenergic, beta-3,
pubmed-meshheading:15474034-Reverse Transcriptase Polymerase Chain Reaction,
pubmed-meshheading:15474034-Time Factors
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pubmed:year |
2004
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pubmed:articleTitle |
Control of 4E-BP1 expression in mouse brown adipose tissue by the beta3-adrenoceptor.
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pubmed:affiliation |
Department of Cell Physiology and Metabolism, Centre Médical Universitaire, 1, rue Michel-Servet, 1211 Geneva 4, Switzerland. lehr6@etu.unige.ch
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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