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Hypothalamic control of hippocampal action selection

Publicly Offered Research

Project AreaMechanisms underlying the functional shift of brain neural circuitry for behavioral adaptation
Project/Area Number 17H05591
Research Category

Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)

Allocation TypeSingle-year Grants
Review Section Biological Sciences
Research InstitutionInstitute of Physical and Chemical Research

Principal Investigator

McHugh Thomas  国立研究開発法人理化学研究所, 脳神経科学研究センター, チームリーダー (50553731)

Project Period (FY) 2017-04-01 – 2019-03-31
Project Status Completed (Fiscal Year 2018)
Budget Amount *help
¥7,020,000 (Direct Cost: ¥5,400,000、Indirect Cost: ¥1,620,000)
Fiscal Year 2018: ¥3,510,000 (Direct Cost: ¥2,700,000、Indirect Cost: ¥810,000)
Fiscal Year 2017: ¥3,510,000 (Direct Cost: ¥2,700,000、Indirect Cost: ¥810,000)
Keywordsdecision making / hypothalamus / hippocampus / social behavior / spatial behavior / supramammillary nucleus / optogenetics
Outline of Annual Research Achievements

We have made great progress on this project. Using viral mediated circuit mapping, activity dependent cellular labeling, behavior and in vivo optogenetics and electrophysiology we have collected a comprehensive data set on the function of the SuM to hippocampal circuits. Our findings demonstrate the SuM can signal environmental novelty to the hippocampus. Unique about this signal is that the SuM can segregate and selectively route different types of information to the dentate gyrus (DG; context novelty) and CA2 (social novelty) for the modulation of mnemonic processing. This content-specific routing of novelty signals represents a new type of modulation of hippocampal processing. A manuscript detailing this findings is currently under peer review. In parallel we have used the efforts of this grant to help our published work demonstrating the application of up-conversion nanoparticles (UCNPs) as a method for minimally-invasive optogenetics (Chen et al, Science 2018).

Research Progress Status

平成30年度が最終年度であるため、記入しない。

Strategy for Future Research Activity

平成30年度が最終年度であるため、記入しない。

Report

(2 results)
  • 2018 Annual Research Report
  • 2017 Annual Research Report
  • Research Products

    (4 results)

All 2018 2017

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

  • [Journal Article] Near-infrared deep brain stimulation via upconversion nanoparticle-mediated optogenetics.2018

    • Author(s)
      Chen S, Weitemier AZ, Zeng X, He L, Wang X, Tao Y, Huang AJY, Hashimotodani Y, Kano M, Iwasaki H, Parajuli LK, Okabe S, Teh DBL, All AH, Tsutsui-Kimura I, Tanaka KF, Liu X, McHugh TJ.
    • Journal Title

      Science

      Volume: 359 Issue: 6376 Pages: 679-684

    • DOI

      10.1126/science.aaq1144

    • Related Report
      2018 Annual Research Report 2017 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Presentation] Minimally Invasive optogenetics2018

    • Author(s)
      Thomas McHugh
    • Organizer
      The Korean Society for Brain and Neural Sciences Meeting
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Information routing in the hippocampus2018

    • Author(s)
      Thomas McHugh
    • Organizer
      UCSF Neuroscience Program
    • Related Report
      2018 Annual Research Report
    • Invited
  • [Presentation] Divergent Information Routing by a Hypothalamo-Hippocampal Circuit During Spatial and Social Memory2017

    • Author(s)
      Linmeng He, Shuo Chen, Marie E. Wintzer, Yanqiu Tao, Hiroshi Hama, Kana Namiki, Atsushi Miyawaki, Roman Boehringer, Denis Polygalov, Arthur J.Y. Huang, Thomas J. McHugh
    • Organizer
      Japan Neuroscience Society
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research

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Published: 2017-04-28   Modified: 2019-12-27  

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