Analysis of cell-cell interaction among hepatic non-parenchymal
Project/Area Number |
22590719
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Research Category |
Grant-in-Aid for Scientific Research (C)
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Allocation Type | Single-year Grants |
Section | 一般 |
Research Field |
Gastroenterology
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Research Institution | The University of Tokyo |
Principal Investigator |
TANAKA Minoru 東京大学, 分子細胞生物学研究所, 准教授 (80321909)
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Project Period (FY) |
2010 – 2012
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Project Status |
Completed (Fiscal Year 2012)
|
Budget Amount *help |
¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2012: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2011: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2010: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
|
Keywords | 細胞間相互作用 / 肝線維化 / サイトカイン / 細胞間相互 / 発生・分化 / 肝臓学 |
Research Abstract |
Hepatic sinusoid is composed of stellate cells (HSCs) and sinusoidalendothelial cells. In this study, we focused on cell-cell interaction between HSCs and theother non-parenchymal cells (NPCs) at liver fibrosis. We found that Oncostatin M (OSM)directly induced TIMP-1 expression in HSCs and contributed to liver fibrosis bysuppressing the digestion of collagen fiber. Furthermore, OSM seemed to induce theactivation of HSCs indirectly via NPCs. Finally, overexpression of OSM in liver resulted infibrosis without apparent hepatic injury.
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Report
(4 results)
Research Products
(28 results)
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[Journal Article] Oncostatin M is a major mediator of cardiomyocyte dedifferentiation and remodeling2011
Author(s)
Kubin T, Poling J, Kostin S, Gajawada P, Hein S, Rees W, Wietelmann A, Tanaka M, Lorchner H, Schimanski S, Szibor M, Warnecke H, Braun T
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Journal Title
Cell Stem Cell
Volume: 9(5)
Pages: 420-432
Related Report
Peer Reviewed
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[Book] Liver stem cells.2011
Author(s)
Itoh T, Tanaka M,Miyajima A
Publisher
Regenerati ve Medi ci ne f rom Protocol to Pati ent
Related Report
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