Source:http://linkedlifedata.com/resource/pubmed/id/18503768
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
15
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pubmed:dateCreated |
2008-6-16
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pubmed:abstractText |
Inward rectifier potassium Kir2.x channels mediate cardiac inward rectifier potassium currents (I(K1)). As a subunit of Kir2.x, the physiological role of Kir2.3 in native cardiomyocytes has not been reported. This study shows that Kir2.3 knock-down remarkably down-regulates Kir2.3 expression (Kir2.3 protein was reduced to 19.91+/-3.24% on the 2nd or 3rd day) and I(K1) current densities (at -120 mV, control vs. knock-down: -5.03+/-0.24 pA/pF, n=5 vs. -1.16+/-0.19 pA/pF, n=7, P<0.001) in neonatal rat cardiomyocytes. The data suggest that Kir2.3 plays a potentially important role in I(K1) currents in neonatal rat cardiomyocytes.
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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:month |
Jun
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pubmed:issn |
0014-5793
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
25
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pubmed:volume |
582
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
2338-42
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pubmed:meshHeading |
pubmed-meshheading:18503768-Animals,
pubmed-meshheading:18503768-Cells, Cultured,
pubmed-meshheading:18503768-Gene Expression,
pubmed-meshheading:18503768-Membrane Potentials,
pubmed-meshheading:18503768-Microscopy, Confocal,
pubmed-meshheading:18503768-Myocytes, Cardiac,
pubmed-meshheading:18503768-Patch-Clamp Techniques,
pubmed-meshheading:18503768-Potassium Channels, Inwardly Rectifying,
pubmed-meshheading:18503768-RNA Interference,
pubmed-meshheading:18503768-Rats,
pubmed-meshheading:18503768-Rats, Sprague-Dawley
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pubmed:year |
2008
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pubmed:articleTitle |
Kir2.3 knock-down decreases IK1 current in neonatal rat cardiomyocytes.
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pubmed:affiliation |
Department of Cardiology, Tongji Hospital, Tongji University, Shanghai, China.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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