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A neural mechanism for context dependent decision making in the primate prefrontal cortex

Research Project

Project/Area Number 19730468
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Experimental psychology
Research InstitutionTamagawa University

Principal Investigator

NORITAKE Atsushi  Tamagawa University, 脳科学研究所, 嘱託教員 (80407684)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,750,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥450,000)
Fiscal Year 2008: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Fiscal Year 2007: ¥1,800,000 (Direct Cost: ¥1,800,000)
Keywords前頭前野 / 文脈的判断 / 文脈判断
Research Abstract

霊長類を始めとする高等哺乳類は、環境内の特定の刺激に対し文脈に応じて反応を変えることが出来る。このような柔軟な判断機能は、前頭連合野の発達に伴い進化してきたと考えられている。本研究では文脈を2つ以上の情報の統合と捉え、サルに判断によって行動選択を要する課題をトレーニングした。前頭前野から神経活動記録を行った結果、情報の統合・統合した情報を利用した行動選択には前頭前野、特に背外側部が重要な役割を担っていることが示唆された。

Report

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

    (4 results)

All 2007

All Presentation (4 results)

  • [Presentation] Prefrontal go/no-go activities in a divided attention task2007

    • Author(s)
      Noritake, A. , Koizumi, M. , & Sakagami M.
    • Organizer
      The 37th Annual Meeting of Society for Neuroscience
    • Place of Presentation
      San Diego, USA
    • Year and Date
      2007-11-17
    • Related Report
      2008 Final Research Report
  • [Presentation] Title: Prefrontal go/no-go zctivities in a divided attention task2007

    • Author(s)
      A., NORITAKE
    • Organizer
      The 37th annual meeting of the Society for Neuroscience
    • Place of Presentation
      San Diego, California, USA
    • Year and Date
      2007-11-07
    • Related Report
      2007 Annual Research Report
  • [Presentation] Prefrontal activities under a go/no-go conditional discrimination task2007

    • Author(s)
      Noritake, A. , Koizumi, M. , & Sakagami, M.
    • Organizer
      The 30th Annual Meeting of Japan Neuroscience Society
    • Place of Presentation
      Yokohama, Japan
    • Year and Date
      2007-09-12
    • Related Report
      2008 Final Research Report
  • [Presentation] Prefrontal activities under a go/no-go conditional discrimination task.2007

    • Author(s)
      A., NORITAKE
    • Organizer
      第30回日本神経科学大会
    • Place of Presentation
      横浜パシフィック,神奈川県,日本
    • Year and Date
      2007-09-12
    • Related Report
      2007 Annual Research Report

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

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