Source:http://linkedlifedata.com/resource/pubmed/id/10513612
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
9
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pubmed:dateCreated |
1999-11-24
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pubmed:abstractText |
A homolog of oscillin, the Ca2+ oscillation-inducing factor of the hamster, was identified from the cellular slime mold Dictyostelium discoideum and designated Dd-oscillin. In the developmental stages of D. discoideum, the gene is expressed at the prestalk region which contains a higher concentration of cytosolic Ca2+ than the prespore region. The Dd-oscillin null strain aggregated but did not develop further when the cells were plated on non-nutrient agar at a density of 1.5x10(6) cells/cm2, showing that the Dd-oscillin gene is important for development. Since the null cells carrying the hamster oscillin gene formed fruiting body, the hamster oscillin was the homolog of Dd-oscillin as far as function is concerned. In addition, the null cells formed fruiting body in the presence of 2,5-di(tert-butyl)-1,4-hydroquinone (BHQ: a specific inhibitor of Ca2+-ATPase activity in the endoplasmic reticulum). These results suggest that Dd-oscillin will increase cytosolic Ca2+ in the cells and promote further development.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/2,5-di-tert-butylhydroquinone,
http://linkedlifedata.com/resource/pubmed/chemical/Calcium,
http://linkedlifedata.com/resource/pubmed/chemical/Enzyme Inhibitors,
http://linkedlifedata.com/resource/pubmed/chemical/Hydroquinones,
http://linkedlifedata.com/resource/pubmed/chemical/Proteins,
http://linkedlifedata.com/resource/pubmed/chemical/oscillin
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pubmed:status |
MEDLINE
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pubmed:month |
Sep
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pubmed:issn |
0918-6158
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
22
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
915-9
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:10513612-Animals,
pubmed-meshheading:10513612-Calcium,
pubmed-meshheading:10513612-Cricetinae,
pubmed-meshheading:10513612-Dictyostelium,
pubmed-meshheading:10513612-Enzyme Inhibitors,
pubmed-meshheading:10513612-Genetic Complementation Test,
pubmed-meshheading:10513612-Hydroquinones,
pubmed-meshheading:10513612-Mutation,
pubmed-meshheading:10513612-Proteins
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pubmed:year |
1999
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pubmed:articleTitle |
Analysis of the disruption mutant of the oscillin homolog gene of Dictyostelium discoideum.
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pubmed:affiliation |
Department of Microbiology, Faculty of Pharmaceutical Sciences, Kanazawa University, Japan.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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