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The screening and assessment of tau aggregation inhibitors

Research Project

Project/Area Number 19890274
Research Category

Grant-in-Aid for Young Scientists (Start-up)

Allocation TypeSingle-year Grants
Research Field Pathological medical chemistry
Research InstitutionThe Institute of Physical and Chemical Research

Principal Investigator

MAEDA Sumihiro  The Institute of Physical and Chemical Research, アルツハイマー病研究チーム, 研究員 (70443025)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,075,000 (Direct Cost: ¥2,670,000、Indirect Cost: ¥405,000)
Fiscal Year 2008: ¥1,755,000 (Direct Cost: ¥1,350,000、Indirect Cost: ¥405,000)
Fiscal Year 2007: ¥1,320,000 (Direct Cost: ¥1,320,000)
Keywordsアルツハイマー病 / タウ線維 / 中間体 / 天然物 / 原子間力顕微鏡 / タウ / 線維形成阻害剤 / 化合物検索 / 単量体 / 原子間力顕微鏡観察 / 神経変性 / 神経原線維変化 / タウタンパク質 / タウ線維中間体 / 天然物由来 / 阻害効果
Research Abstract

研究成果の概要:タウ線維の形成は、アルツハイマー病をはじめとする様々な神経変性疾患で観察される病理像である事などから、神経変性と深い関連性が考えられている。そこで我々は、タウ線維形成阻害薬の検索を行った。タウ線維形成阻害薬をいくつか新たに同定したが、既報の物も含めて、タウ線維中間体の形成は阻害しない事が判明した。故に、タウ線維中間体の毒性、化合物存在下で形成された中間体の毒性を試験する事が重要であると考えられた。

Report

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

    (6 results)

All 2007

All Journal Article (4 results) (of which Peer Reviewed: 4 results) Presentation (2 results)

  • [Journal Article] Aluminum induces tau aggregation in vitro but not in vivo2007

    • Author(s)
      Mizoroki T, Meshitsuka S, Maeda S, Murayama M, Sahara N, Takashima A
    • Journal Title

      J Alzheimers Dis. Jul;11(4)

      Pages: 419-27

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Molecular chaperone-mediated tau protein metabolism counteracts the formation of granular tau oligomers in human brain2007

    • Author(s)
      Sahara N, Maeda S, Yoshiike Y, Mizoroki T, Yamashita S, Murayama M, Park JM, Saito Y, Murayama S, Takashima A
    • Journal Title

      J Neurosci Res. Nov 1;85(14)

      Pages: 3098-108

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Assembly of two distinct dimers and higher-order oligomers from full-length tau2007

    • Author(s)
      Sahara N, Maeda S, Murayama M, Suzuki T, Dohmae N, Yen SH, Takashima A
    • Journal Title

      Eur J Neurosci. May;25(10)

      Pages: 3020-9

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Novel conformation-sensitive antibodies specific to three- and four-repeat tau2007

    • Author(s)
      Ueno H, Murayama O, Maeda S, Sahara N, Park JM, Murayama M, Sanda A, Iwahashi K, Matsuda M, Takashima A
    • Journal Title

      Biochem Biophys Res Commun. Jun 29;358(2)

      Pages: 602-7

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Presentation] FTDP-17 mutation modify the intermediate formation of tau filament2007

    • Author(s)
      前田純宏、伊藤原蔵、佐原成彦、高島明彦
    • Organizer
      第26回日本認知症学会学術集会
    • Place of Presentation
      大阪国際会議場
    • Related Report
      2008 Final Research Report
  • [Presentation] Revealing the function of tau filament intermediates2007

    • Author(s)
      前田 純宏
    • Organizer
      RIKEN-MIT symposium
    • Place of Presentation
      Boston
    • Related Report
      2007 Annual Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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