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Brain functional plasticity and structure in elderly by neuroimaging

Research Project

Project/Area Number 18790826
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Psychiatric science
Research InstitutionUniversity of Fukui

Principal Investigator

KOSAKA Hirotaka  University of Fukui, 医学部附属病院, 助教 (70401966)

Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,610,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥210,000)
Fiscal Year 2008: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2007: ¥500,000 (Direct Cost: ¥500,000)
Fiscal Year 2006: ¥2,200,000 (Direct Cost: ¥2,200,000)
Keywords老年精神医学 / functional MRI (fMRI) / Voxel Based Morphometry (VBM) / レプチン / functional MRI / 脳機能
Research Abstract

加齢に伴う脳機能低下、脳構造変化が、どの認知機能、またどの脳部位から生じるかを同定し、認知症発症のメカニズム解明に脳機能画像研究から寄与することを目的とした。脳機能のfunctional MRI (fMRI)では、認知症の被検者が十分な課題遂行が行えず、健常者との比較はできなかった。脳構造のVoxel Based Morphometry (VBM)では、健常高齢者内において、血中レプチン濃度と右海馬と両側小脳の体積に統計学的に有意な相関があることがわかった。レプチンに神経保護効果があることを示唆するものであり、学術雑誌に受理された(Biological Psychiatry, in press)。

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (2 results)

All Other

All Journal Article (2 results) (of which Peer Reviewed: 2 results)

  • [Journal Article] Relationship Between Plasma Leptin Level and Brain Structure in Elderly : A Voxel-Based Morphometric Study

    • Author(s)
      Narita K, Kosaka H, Okazawa H, Murata T, Wada Y.
    • Journal Title

      Biological Psychiatry (in press)

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Relationship Between Plasma Leptin Level and Brain Structure in Elderly : A Voxel-Based Morphometric Study

    • Author(s)
      Narita K, Kosaka H, Okazawa H, Murata T, Wada Y.
    • Journal Title

      Biological Psychiatry (in press)

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed

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Published: 2006-04-01   Modified: 2016-04-21  

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