Source:http://linkedlifedata.com/resource/pubmed/id/20517720
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rdf:type | |
lifeskim:mentions | |
pubmed:dateCreated |
2010-10-15
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pubmed:abstractText |
Hemopoietic cells express relatively high levels of the type I phosphoinositide (PI) 3-kinase isoforms, with p110? and ? exhibiting specialized signaling functions in neutrophils, monocytes, mast cells, and lymphocytes. In platelets, p110? appears to be the dominant PI 3-kinase isoform regulating platelet activation, irrespective of the nature of the primary platelet activating stimulus. Based on findings with isoform-selective p110? pharmacological inhibitors and more recently with p110?-deficient platelets, p110? appears to primarily signal downstream of G(i)- and tyrosine kinase-coupled receptors. Functionally, inhibition of p110? kinase function leads to a marked defect in integrin ?(IIb)?? adhesion and reduced platelet thrombus formation in vivo. This defect in platelet adhesive function is not associated with increased bleeding, suggesting that therapeutic targeting of p110? may represent a safe approach to reduce thrombotic complications in patients with cardiovascular disease.
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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 |
0070-217X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
346
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
203-24
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pubmed:meshHeading |
pubmed-meshheading:20517720-Animals,
pubmed-meshheading:20517720-Blood Platelets,
pubmed-meshheading:20517720-Fibrinolytic Agents,
pubmed-meshheading:20517720-Humans,
pubmed-meshheading:20517720-Phosphatidylinositol 3-Kinases,
pubmed-meshheading:20517720-Platelet Activation,
pubmed-meshheading:20517720-Platelet Adhesiveness,
pubmed-meshheading:20517720-Platelet Glycoprotein GPIIb-IIIa Complex,
pubmed-meshheading:20517720-Signal Transduction
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pubmed:year |
2010
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pubmed:articleTitle |
PI 3-Kinase p110? regulation of platelet integrin ?(IIb)?3.
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pubmed:affiliation |
Australian Centre for Blood Diseases, Alfred Medical Research and Education Precinct (AMREP), Monash University, Melbourne, VIC, 3004, Australia. Shaun.Jackson@med.monash.edu.au
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pubmed:publicationType |
Journal Article,
Review
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