2012 Fiscal Year Final Research Report
The examination of the expression of chemokines and RANKL in root resorption during orthodontic tooth movement
Project/Area Number |
22592297
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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 |
Orthodontic/Pediatric dentistry
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Research Institution | Nihon University |
Principal Investigator |
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Project Period (FY) |
2010 – 2012
|
Keywords | 歯科矯正 / 歯根吸収 / ケモカイン / RANKL |
Research Abstract |
The immunoreactivity for CINC-1/CXCR2 , MCP-1 and RANKL were detected in odontoclasts and PDL fibroblasts by the orthodontic force of 50 g on day 7. CF increased the production of IL-8, MCP-1 and RANKL from hPDL cells in a magnitude-dependent manner. Moreover, CINC-1,MCP-1 and RANKL stimulated osteoclastogenesis from rat osteoclast precursor cells.Conclusion: IL-8 (CINC-1), MCP-1 and RANKL may facilitate the process of root resorptiondue to excessive orthodontic force.
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Research Products
(21 results)