rdf:type |
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lifeskim:mentions |
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pubmed:issue |
3
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pubmed:dateCreated |
2000-5-22
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pubmed:abstractText |
In vascular smooth muscle cells (VSMCs), the focal adhesion kinase-related tyrosine kinase PYK2/CAKbeta is activated by vascular mitogens. Because reactive oxygen species (ROS) are assumed to mediate mitogenic signals by these agonists, we examined the possible link between ROS and PYK2 in cultured rat VSMCs. Here we present several lines of evidence showing that PYK2 is activated by ROS in VSMCs. The inhibitory effect of an antioxidant, N-acetyl-cysteine, on PYK2 activation by its specific agonists further suggests the pivotal role of PYK2 in vascular remodeling associated with enhanced ROS production.
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pubmed:grant |
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pubmed:language |
eng
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pubmed:journal |
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pubmed:citationSubset |
IM
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pubmed:chemical |
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pubmed:status |
MEDLINE
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pubmed:month |
Apr
|
pubmed:issn |
0006-291X
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pubmed:author |
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pubmed:copyrightInfo |
Copyright 2000 Academic Press.
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pubmed:issnType |
Print
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pubmed:day |
21
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pubmed:volume |
270
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
761-5
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pubmed:dateRevised |
2009-11-19
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pubmed:meshHeading |
pubmed-meshheading:10772898-Animals,
pubmed-meshheading:10772898-Aorta, Thoracic,
pubmed-meshheading:10772898-Cells, Cultured,
pubmed-meshheading:10772898-Enzyme Activation,
pubmed-meshheading:10772898-Focal Adhesion Kinase 2,
pubmed-meshheading:10772898-Hydrogen Peroxide,
pubmed-meshheading:10772898-Kinetics,
pubmed-meshheading:10772898-Male,
pubmed-meshheading:10772898-Muscle, Smooth, Vascular,
pubmed-meshheading:10772898-Oxidation-Reduction,
pubmed-meshheading:10772898-Phosphorylation,
pubmed-meshheading:10772898-Protein-Tyrosine Kinases,
pubmed-meshheading:10772898-Rats,
pubmed-meshheading:10772898-Rats, Sprague-Dawley,
pubmed-meshheading:10772898-Reactive Oxygen Species
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pubmed:year |
2000
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pubmed:articleTitle |
PYK2/CAKbeta represents a redox-sensitive tyrosine kinase in vascular smooth muscle cells.
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pubmed:affiliation |
Department of Biochemistry, Vanderbilt University School of Medicine, Nashville, Tennessee 37232, USA.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.
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