2013 Fiscal Year Final Research Report
Metabolomic approach to oral biofilm and saliva: possible risk indicator for oral diseases
Project/Area Number |
22390399
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Research Category |
Grant-in-Aid for Scientific Research (B)
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Allocation Type | Single-year Grants |
Section | 一般 |
Research Field |
Social dentistry
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Research Institution | Tohoku University |
Principal Investigator |
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Co-Investigator(Kenkyū-buntansha) |
KOSEKI Takeyoshi 東北大学, 大学院・歯学研究科, 教授 (80291128)
SENPUKU Hidenobu 国立感染症研究所, 細菌第一部, 部長 (20250186)
SAKAMOATO Mitsuo 独立行政法人理化学研究所, 微生物材料開発室, 協力研究員 (50321766)
WASHIO Jumpei 東北大学, 大学院・歯学研究科, 助教 (20400260)
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Project Period (FY) |
2010-04-01 – 2014-03-31
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Keywords | 口腔バイオフィルム / 唾液 / メタボローム / 微生物 / 糖代謝 / アミノ酸代謝 / 糖アルコール |
Research Abstract |
Metabolome analysis for oral biofilm and saliva using CE-TOFMS was established. This method made it possible to analyze not only sugar metabolism but also amino acid metabolism in oral biofilm and even in saliva, where only small amount of metabolites (about 1/100 of oral biofilm) was contained. In addition, the analyses of the effect of sugar alcohols and fluorides on the biofilm metabolism suggested close coordination between sugar and amino acid metabolisms. Metabolome profiles of sugar and amino acid metabolisms can be used for risk indicators of dental caries and periodontitis/oral malodor, respectively.
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Research Products
(57 results)
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[Journal Article] Rapid quantification of bacteria in infected root canals using fluorescence filter : A pilot study on its clinical application to the evaluation of the outcomes of endodontic treatment2012
Author(s)
Sato T, Yamaki K, Ishida N, Shoji M, Sato E, Abiko Y, Hashimoto K, Takeuchi Y, Matsuyama J, Shimauchi H, Takahashi N
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Journal Title
Int J Dent
Volume: Volume 2012(Article ID 172935)
Pages: 4
DOI
Peer Reviewed
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[Presentation] Metabolome analysis of glucose fermentation by dental plaque using CE-TOFMS2010
Author(s)
Washio J, Mayanagi G, Katsuda Y, Hata T, Sakurada K, Sato K, Tsuji N, Takahashi N
Organizer
The 88th IADR
Place of Presentation
Barcelona, Spain, (J Dent Res 89(Special Issue B): 3382, 2010)
Year and Date
2010-07-16
Invited
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