Source:http://linkedlifedata.com/resource/pubmed/id/18661197
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
5
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pubmed:dateCreated |
2008-9-12
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pubmed:abstractText |
By hypergravity treatment, the percentage of cells with transverse microtubules was decreased, while that with longitudinal microtubules was increased in azuki bean (Vigna angularis) epicotyls. The expression of genes encoding gamma-tubulin complex (VaTUG and VaGCP3) was increased transiently in response to changes in the gravitational conditions. Lanthanum and gadolinium ions, potential blockers of mechanosensitive calcium ion-permeable channels (mechanoreceptors), nullified reorientation of microtubules as well as up-regulation of expression of VaTUG and VaGCP3 by hypergravity. These results suggest that mechanoreceptors may perceive the gravity signal, which leads to a transient increase in the transcript levels of gamma-tubulin complex genes and reorientation of cortical microtubules.
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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 |
Sep
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pubmed:issn |
0918-9440
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
121
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
493-8
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pubmed:meshHeading |
pubmed-meshheading:18661197-Centrifugation,
pubmed-meshheading:18661197-Fabaceae,
pubmed-meshheading:18661197-Gadolinium,
pubmed-meshheading:18661197-Gene Expression,
pubmed-meshheading:18661197-Gravitropism,
pubmed-meshheading:18661197-Lanthanum,
pubmed-meshheading:18661197-Microtubules,
pubmed-meshheading:18661197-Tubulin
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pubmed:year |
2008
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pubmed:articleTitle |
Transient increase in the transcript levels of gamma-tubulin complex genes during reorientation of cortical microtubules by gravity in azuki bean (Vigna angularis) epicotyls.
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pubmed:affiliation |
Department of Biology and Geosciences, Graduate School of Science, Osaka City University, Sumiyoshi-ku, Osaka, 558-8585, Japan. soga@sci.osaka-cu.ac.jp.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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