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Tip60 acetyltransferase in DNA damage response

Research Project

Project/Area Number 19592172
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Pathobiological dentistry/Dental radiology
Research InstitutionNagasaki University

Principal Investigator

TASHIRO Shigeki  Nagasaki University, 大学院・医歯薬学総合研究科, 助教 (20300882)

Co-Investigator(Kenkyū-buntansha) HOTOKEZAKA Yuka  長崎大学, 医学部・歯学部附属病院, 講師 (10244089)
KATAYAMA Ikuo  長崎大学, 医学部・歯学部附属病院, 助教 (80295089)
SUMI Tadateru  長崎大学, 大学院・医歯薬学総合研究科, 助教 (80284701)
NAKAMURA Takashi  長崎大学, 大学院・医歯薬学総合研究科, 教授 (30172406)
Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥4,420,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥1,020,000)
Fiscal Year 2008: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2007: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
KeywordsDNA障害 / アセチル化 / Tip60 / cPLA_2 / H2AX / cPLA2
Research Abstract

本研究では、環境ストレス(電離放射線、紫外線、温熱、Hypoxia)に対する細胞応答に際してのcPLA_2の役割を知るため、DN障害時に核内に移行したcPLA_2およびTip60によってアセチル化されるcPLA2がH2AXなどによる修復機構やアポトーシスにどのように影響するか、遺伝子改変したTip60を用いて、癌細胞と正常細胞による感受性の相違、その制御について解明を進めた。その結果、温熱ストレスに対してTip60のアミノ末端側30kDaが温度致死高感受性に移行する重要な働きをしていることを見出した。

Report

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

    (6 results)

All 2008

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

  • [Journal Article] Diffusion-weighted MR imaging of ameloblastomas and keratocystic odontogenic tumors : Differentiation by apparent diffusion coefficients of non-enhancing lesions2008

    • Author(s)
      Sumi M, Ichikawa Y, Katayama I, Tashiro S, Nakamura T
    • Journal Title

      American Journal of Neuroradiology 29(10)

      Pages: 1897-1901

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Parotid irrigation and cevimeline gargle for the treatment of xerostomia in patients without Sjogrenos syndrome2008

    • Author(s)
      Takagi Y, Katayama I, Tashiro S, Nakamura T.
    • Journal Title

      The Journal of Rheumatology 35(11)

      Pages: 2289-2291

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Diffusion-weighted MR imaging of ameloblastomas and keratocystic odontogenic tumors : Differentiation by apparent diffusion coefficients of non-enhancing lesions2008

    • Author(s)
      Surai M, Ichikawa Y, Katayaraa I, Tashiro S, Nakamura T.
    • Journal Title

      American Journal of Neuroradiology 29(10)

      Pages: 1897-1901

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Parotid irrigation and cevimeline gargle for the treatment of xerostomia in patients without Sjogren's syndrome2008

    • Author(s)
      Takagi Y, Katayama I, Tashiro S, Nakamura T.
    • Journal Title

      The Journal of Rheumatology 35(11)

      Pages: 2289-2291

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Presentation] ATM とcPLA2 とHeat-shock2008

    • Author(s)
      田代茂樹・中村卓
    • Organizer
      岩手医大・長崎大合同セミナー
    • Place of Presentation
      長崎大学
    • Year and Date
      2008-01-26
    • Related Report
      2008 Final Research Report
  • [Presentation] ATMとcPLA2とHeat-shock2008

    • Author(s)
      田代 茂樹・ 中村 卓
    • Organizer
      岩手医大・長崎大合同セミナー 2008
    • Place of Presentation
      長崎大学
    • Year and Date
      2008-01-26
    • Related Report
      2007 Annual Research Report

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

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