Source:http://linkedlifedata.com/resource/pubmed/id/10981967
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
2000-9-25
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pubmed:abstractText |
Pre-B cell receptor (pre-BCR) expression is critical for B lineage development. The signaling events initiated by the pre-BCR, however, remain poorly defined. We demonstrate that lipid rafts are the major functional compartment for human pre-B cell activation. A fraction of pre-BCR was constitutively raft associated, and receptor engagement enhanced this association. These events promoted Lyn activation and Igbeta phosphorylation and led to the generation of a raft-associated signaling module composed of tyrosine phosphorylated Lyn, Syk, BLNK, PI3K, Btk, VAV, and PLCgamma2. Formation of this module was essential for pre-BCR calcium signaling. Together, these observations directly link the previously identified genetic requirement for the components of this module in B lineage development with theirfunctional role(s) in human preBCR signaling.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Calcium,
http://linkedlifedata.com/resource/pubmed/chemical/Immunoglobulin Light Chains,
http://linkedlifedata.com/resource/pubmed/chemical/Lipids,
http://linkedlifedata.com/resource/pubmed/chemical/Membrane Glycoproteins,
http://linkedlifedata.com/resource/pubmed/chemical/Pre-B Cell Receptors,
http://linkedlifedata.com/resource/pubmed/chemical/Receptors, Antigen, B-Cell
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pubmed:status |
MEDLINE
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pubmed:month |
Aug
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pubmed:issn |
1074-7613
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
13
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
243-53
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pubmed:dateRevised |
2007-11-15
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pubmed:meshHeading |
pubmed-meshheading:10981967-B-Lymphocytes,
pubmed-meshheading:10981967-Calcium,
pubmed-meshheading:10981967-Cell Line,
pubmed-meshheading:10981967-Cell Lineage,
pubmed-meshheading:10981967-Humans,
pubmed-meshheading:10981967-Immunoglobulin Light Chains,
pubmed-meshheading:10981967-Lipids,
pubmed-meshheading:10981967-Membrane Glycoproteins,
pubmed-meshheading:10981967-Pre-B Cell Receptors,
pubmed-meshheading:10981967-Receptors, Antigen, B-Cell,
pubmed-meshheading:10981967-Signal Transduction
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pubmed:year |
2000
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pubmed:articleTitle |
Engagement of the human pre-B cell receptor generates a lipid raft-dependent calcium signaling complex.
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pubmed:affiliation |
The Molecular Biology Institute, University of California, Los Angeles 90095, USA.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.,
Research Support, Non-U.S. Gov't
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