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Neural mechanisms that underlie action selection based on integrated sensory information

Research Project

Project/Area Number 15K18352
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Neurophysiology / General neuroscience
Research InstitutionInstitute of Physical and Chemical Research

Principal Investigator

Shiozaki Hiroshi  国立研究開発法人理化学研究所, 脳科学総合研究センター, 研究員 (50630571)

Project Period (FY) 2015-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥4,290,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥990,000)
Fiscal Year 2017: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2016: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2015: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Keywords記憶 / 視覚 / Drosophila / 運動 / 意思決定 / 神経活動 / 神経回路 / 飛行 / ショウジョウバエ / 短期記憶 / 行動遺伝学 / 昆虫
Outline of Final Research Achievements

To understand neural mechanisms that underlie action selection based on sensory information, we analyzed brain regions related to action selection in Drosophila melanogaster by using rich genetic tools available in this species. We identified a brain region responsible for flight orientation based on visual memory and showed that the brain region encodes memory, motor, and visual information during behavior. We also found that parts of the brain region encoding memory and motor information constitute independent, parallel neural circuits. These findings provided insight into neural mechanisms of sensorimotor transformation.

Report

(4 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • 2015 Research-status Report
  • Research Products

    (14 results)

All 2017 2016 2015 Other

All Journal Article (3 results) (of which Peer Reviewed: 2 results,  Open Access: 2 results) Presentation (10 results) (of which Int'l Joint Research: 3 results) Remarks (1 results)

  • [Journal Article] Parallel encoding of recent visual experience and self-motion during navigation in Drosophila2017

    • Author(s)
      Shiozaki Hiroshi M、Kazama Hokto
    • Journal Title

      Nature Neuroscience

      Volume: 20 Issue: 10 Pages: 1395-1403

    • DOI

      10.1038/nn.4628

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] A relative frame of reference underlies reversed depth perception in anticorrelated random-dot stereograms2017

    • Author(s)
      Aoki SC, Shiozaki SM, Fujita I
    • Journal Title

      Journal of Vision

      Volume: 17(12):17 Issue: 12 Pages: 1-17

    • DOI

      10.1167/17.12.17

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] ショウジョウバエの脳における記憶および自己の運動の情報を符号化する並列した神経回路2017

    • Author(s)
      塩崎博史、風間北斗
    • Journal Title

      First Author's

      Volume: - Pages: 101

    • DOI

      10.7875/first.author.2017.101

    • Related Report
      2017 Annual Research Report
    • Open Access
  • [Presentation] Parallel encoding of mnemonic and self-motion information during navigation in Drosophila2017

    • Author(s)
      Shiozaki HM, Kazama H
    • Organizer
      4th Asia-Pacific Drosophila Research Conference (APDRC4)
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Parallel encoding of mnemonic and self-motion information during navigation in Drosophila2017

    • Author(s)
      Shiozaki HM, Kazama H
    • Organizer
      Kavli Workshop on Neural Circuits and Behavior of Drosophila
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] ショウジョウバエのナビゲーション神経回路における自己運動情報と視覚情報の共符号化2017

    • Author(s)
      Shiozaki HM, Kazama H
    • Organizer
      第40回日本神経科学大会
    • Related Report
      2017 Annual Research Report
  • [Presentation] Joint encoding of self-motion and visual information in the navigation system of Drosophila2017

    • Author(s)
      Shiozaki HM, Kazama H
    • Organizer
      日本比較生理生化学会 第39回福岡大会
    • Related Report
      2017 Annual Research Report
  • [Presentation] Parallel encoding of spatial memory and self-motion in during navigational decision-making in Drosophila2016

    • Author(s)
      Shiozaki HM, Kazama H
    • Organizer
      Neuroscience 2016, the 46th annual meeting of the Society for Neuroscience
    • Place of Presentation
      San Diego(アメリカ合衆国)
    • Year and Date
      2016-11-13
    • Related Report
      2016 Research-status Report
    • Int'l Joint Research
  • [Presentation] ショウジョウバエにおける空間記憶と自己運動の並列符号化2016

    • Author(s)
      塩崎博史、風間北斗
    • Organizer
      第39回日本神経科学大会
    • Place of Presentation
      パシフィコ横浜(神奈川県横浜市)
    • Year and Date
      2016-07-22
    • Related Report
      2016 Research-status Report
  • [Presentation] Parallel pathways code spatial memory and self-motion in an upstream region of the Drosophila central complex2016

    • Author(s)
      Hiroshi M. Shiozaki, Hokto Kazama
    • Organizer
      Central Complex IV: A new hope to understand a multifaceted brain region
    • Place of Presentation
      Ashburn(アメリカ合衆国)
    • Year and Date
      2016-03-21
    • Related Report
      2015 Research-status Report
  • [Presentation] Convergence of mnemonic and self-motion signals during spatial orientation in Drosophila2015

    • Author(s)
      Hiroshi M. Shiozaki, Hokto Kazama
    • Organizer
      International Symposium on Prediction and Decision Making 2015
    • Place of Presentation
      東京大学(東京都・文京区)
    • Year and Date
      2015-10-31
    • Related Report
      2015 Research-status Report
  • [Presentation] Parallel circuits carry distinct signals during memory-guided flight orientation2015

    • Author(s)
      Hiroshi M. Shiozaki, Hokto Kazama
    • Organizer
      NEUROBIOLOGY OF DROSOPHILA
    • Place of Presentation
      Cold Spring Harbor(アメリカ合衆国)
    • Year and Date
      2015-10-02
    • Related Report
      2015 Research-status Report
  • [Presentation] ショウジョウバエは空間短期記憶を用いて飛行方向を選択する2015

    • Author(s)
      塩崎博史
    • Organizer
      第38回日本神経科学大会
    • Place of Presentation
      神戸国際展示場(兵庫県・神戸市)
    • Year and Date
      2015-07-28
    • Related Report
      2015 Research-status Report
  • [Remarks] 記憶と運動の情報を区別して伝える神経回路を発見

    • URL

      http://www.riken.jp/pr/press/2017/20170905_1/

    • Related Report
      2017 Annual Research Report

URL: 

Published: 2015-04-16   Modified: 2019-03-29  

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