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Genetic and physiological study of plasticity in neural circuit during Pavlovian conditioning.

Research Project

Project/Area Number 26891030
Research Category

Grant-in-Aid for Research Activity Start-up

Allocation TypeSingle-year Grants
Research Field Genetics/Chromosome dynamics
Research InstitutionNational Institute of Information and Communications Technology

Principal Investigator

Yoshihara Motojiro  国立研究開発法人情報通信研究機構, 未来ICT研究所・バイオICT研究室, 主任研究員 (80222397)

Research Collaborator SAKURAI Akira  国立研究開発法人情報通信研究機構, 未来ICT研究所・バイオICT研究室, 研究員 (50749041)
Project Period (FY) 2014-08-29 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥2,730,000 (Direct Cost: ¥2,100,000、Indirect Cost: ¥630,000)
Fiscal Year 2015: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2014: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Keywords記憶 / シナプス可塑性 / ショウジョウバエ / コマンドニューロン / 遺伝解析 / 条件反射 / フィーディング・ニューロン / ライブイメージング / カルシウムイメージング / 神経科学 / 遺伝学
Outline of Final Research Achievements

In order to study memory mechanism at the cell level, we identified the “Feeding neuron”, a pair of neurons to command feeding behavior in the Drosophila brain (Nature, 2013). In this study, we have established a behavioral paradigm for Pavlovian conditioning, which allows us to study synaptic plasticity on the feeding circuit including the Feeding neuron. By calcium imaging at Feeding neuron during the conditioning, we have found that responsiveness of Feeding neuron is altered through the conditioning (Sakurai et al., in preparation).

Report

(3 results)
  • 2015 Annual Research Report   Final Research Report ( PDF )
  • 2014 Annual Research Report
  • Research Products

    (6 results)

All 2016 2015 Other

All Int'l Joint Research (1 results) Presentation (4 results) (of which Int'l Joint Research: 1 results,  Invited: 2 results) Remarks (1 results)

  • [Int'l Joint Research] MIT(米国)

    • Related Report
      2015 Annual Research Report
  • [Presentation] 脳が記憶をつくる"現場"をおさえる2016

    • Author(s)
      吉原基二郎
    • Organizer
      未来ICTシンポジウム
    • Place of Presentation
      東京ビッグサイト(東京都江東区)
    • Year and Date
      2016-01-27
    • Related Report
      2015 Annual Research Report
    • Invited
  • [Presentation] A neural correlate of Pavlovian conditioning in Drosophila brain2015

    • Author(s)
      Akira Sakurai, J. Troy Littleton, Hiroaki Kojima, and Motojiro Yoshihara
    • Organizer
      Cold Spring Harbor Symposium, Neurobiology of Drosophila
    • Place of Presentation
      Cold Spring Harbor Laboratory, New York, U.S.A.
    • Year and Date
      2015-09-29
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] パブロフの条件反射に伴う摂食コマンドニューロンの可塑的変化2015

    • Author(s)
      櫻井晃、 J. Troy Littleton, 小嶋寛明、吉原基二郎
    • Organizer
      神経科学学会
    • Place of Presentation
      神戸国際会議場(兵庫県神戸市)
    • Year and Date
      2015-07-28
    • Related Report
      2015 Annual Research Report
  • [Presentation] シナプス可塑性と記憶をつなぐ摂食コマンドニューロン-記憶のできる瞬 間を捉えるための新しいこころみ2015

    • Author(s)
      吉原基二郎
    • Organizer
      第1048回生物科学セミナー
    • Place of Presentation
      東京大学本郷2号館講堂(東京都文京区)
    • Year and Date
      2015-07-10
    • Related Report
      2015 Annual Research Report
    • Invited
  • [Remarks] 研究室webpage

    • URL

      http://www2.nict.go.jp/advanced_ict/bio/w131102/MotoPage2.html

    • Related Report
      2015 Annual Research Report

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Published: 2014-09-09   Modified: 2022-02-02  

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