2012 Fiscal Year Final Research Report
Visualization of the process from generation to exocytosis of secretory granules by expression of fluorescent dye-binding proteins
Project/Area Number |
23659875
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Research Category |
Grant-in-Aid for Challenging Exploratory Research
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Allocation Type | Multi-year Fund |
Research Field |
Functional basic dentistry
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Research Institution | Nihon University |
Principal Investigator |
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Project Period (FY) |
2011 – 2012
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Keywords | 口腔生理学 / ライブイメージング |
Research Abstract |
To visualize the process from generation to exocytosis of secretory granules, we established an expression system of the fluorescent dye-binding protein HaloTag in salivary gland cells. We found that a HaloTag protein having only a signal peptide sequence was sorted into secretory granules of salivary glands. We succeeded in live imaging experiments of stimulus-dependent exocytosis by labeling secretory granules with fluorescent HaloTag ligands.
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