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Studies of physiological role of microglia on hippocampus-dependent learning

Research Project

Project/Area Number 17K01980
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Basic / Social brain science
Research InstitutionSt. Marianna University School of Medicine

Principal Investigator

Akema Tatsuo  聖マリアンナ医科大学, 医学部, 名誉教授 (60128585)

Co-Investigator(Kenkyū-buntansha) 藤岡 仁美  聖マリアンナ医科大学, 医学部, 講師 (50410064)
舩橋 利也  聖マリアンナ医科大学, 医学部, 教授 (70229102)
Project Period (FY) 2017-04-01 – 2024-03-31
Project Status Completed (Fiscal Year 2023)
Budget Amount *help
¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000)
Fiscal Year 2020: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2019: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2018: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2017: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Keywordsマイクログリア / AAV / Cre-LoxP / DREADD / dTA / 高次機能 / シナプス / Cre / ミクログリア / 海馬 / DTA / 学習 / 恐怖条件づけ / Cre Lox P / CX3CR1 / CD68 / DIO / dTA / 受動回避 / CX3CR / ミノマイシン / 養育環境 / 強化 / 神経科学 / グリア / 可塑性
Outline of Final Research Achievements

To clarify possible involvement of microglia in spatial learning by the hippocampus, we tried to express adeno-associated virus as time- and spataial-dependent manner. To determine serotype of AAV, AAV1, AAV2, AAV3, AAV4, AAV5, AAV6, AAV6.2, AAV7, AAV8, AAV9, AAV Rh10, AAV DJ/8were injected with the brain, and found that they were expressed neurons but not microglia. It was reported that AAV6-CD68 or AAV2/6TM6-Iba1 was expressed in microglia, but we could not cofirmed it.

Academic Significance and Societal Importance of the Research Achievements

海馬の担う高次機能のみならず、マイクログリアは様々な脳機能に関与し、また、疾患に起因することから、その役割を解明していくことは学術的に重要である。脳を健康に保つことは、健康な生活を維持していく上で重要なことであり、従ってマイクログリアの生理的な役割や病態における関与を明らかにしていくことは社会的に意義のあることになると推測される。

Report

(8 results)
  • 2023 Annual Research Report   Final Research Report ( PDF )
  • 2022 Research-status Report
  • 2021 Research-status Report
  • 2020 Research-status Report
  • 2019 Research-status Report
  • 2018 Research-status Report
  • 2017 Research-status Report
  • Research Products

    (14 results)

All 2022 2021 2020 2019 2018 2017

All Journal Article (4 results) (of which Peer Reviewed: 4 results,  Open Access: 3 results) Presentation (8 results) Book (2 results)

  • [Journal Article] Sex differences in pain-induced modulation of corticotropin-releasing hormone neurons in the dorsolateral part of the stria terminalis in mice2021

    • Author(s)
      Hagiwara Hiroko、Sakimura Kenji、Abe Manabu、Itoi Keiichi、Kamiya Yoshinori、Akema Tatsuo、Funabashi Toshiya
    • Journal Title

      Brain Research

      Volume: 1773 Pages: 147688-147688

    • DOI

      10.1016/j.brainres.2021.147688

    • Related Report
      2021 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Ketogenic diet feeding improves aerobic metabolism property in extensor digitorum longus muscle of sedentary male rats2020

    • Author(s)
      Ogura Yuji、Kakehashi Chiaki、Yoshihara Toshinori、Kurosaka Mitsutoshi、Kakigi Ryo、Higashida Kazuhiko、Fujiwara Sei-Etsu、Akema Tatsuo、Funabashi Toshiya
    • Journal Title

      PLOS ONE

      Volume: 15 Issue: 10 Pages: 1-16

    • DOI

      10.1371/journal.pone.0241382

    • Related Report
      2020 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Short-term fasting decreases excitatory synaptic inputs to ventromedial tuberoinfundibular dopaminergic neurons and attenuates their activity in male mice.2018

    • Author(s)
      Kubota T, Fukushima A, Hagiwara H, Kamiya Y, Furuta M, Miyazaki T, Fujioka H, Fujiwara SE, Funabashi T, Akema T.
    • Journal Title

      Neurosci Lett.

      Volume: 10 (671) Pages: 70-75

    • DOI

      10.1016/j.neulet.2018.02.017

    • Related Report
      2018 Research-status Report 2017 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Prostaglandin E2 modulates presynaptic regulation of GnRH neurons via EP4 receptors in accordance with estrogen milieu2017

    • Author(s)
      Fujioka H, Funabashi T, Akema T
    • Journal Title

      Neuroscience

      Volume: 360 Pages: 139-145

    • DOI

      10.1016/j.neuroscience.2017.07.025

    • Related Report
      2017 Research-status Report
    • Peer Reviewed
  • [Presentation] Involvement of kiss-1 neurons in the suppression of LH surge by LPS and amelioration of this suppression by minocycline pretreatment in ovarian steroid-primed ovariectomized rats2019

    • Author(s)
      Hitomi FUJIOKA, Atsushi, FUKUSHIMA, Toshiya FUNABASHI, Tatsuo AKEMA
    • Organizer
      第42回神経科学大会
    • Related Report
      2019 Research-status Report
  • [Presentation] Ketogenic diet induces slow-type shift of skeletal muscle in male rat2019

    • Author(s)
      Yuji Ogura, Mitsutoshi Kurosaka, Chiaki Kakehashi, Ryo Kakigi, Tatsuo Akema, Toshiya Funabashi
    • Organizer
      FAOPS2019
    • Related Report
      2018 Research-status Report
  • [Presentation] Involvement of early growth response 3 in myoblast proliferation2018

    • Author(s)
      Yuji Ogura, Mitsutoshi kurosaka, Tatsuo Akema, Toshiya Funabashi
    • Organizer
      第41回日本分子生物学会年会
    • Related Report
      2018 Research-status Report
  • [Presentation] The effect of maternal experiences on spatial learning and hippocampal neural plasticity2018

    • Author(s)
      M Furuta, A Fukushima, T Akema, T Funabashi
    • Organizer
      The 48th Society for Neuroscience
    • Related Report
      2018 Research-status Report
  • [Presentation] LPS急性ストレスによるGnRHサージ発生機構の活動抑制とミノサイクリン前投与による抑制解除へのkiss1ニューロンの関与 (口頭発表,一般) 2018/10/272018

    • Author(s)
      藤岡仁美、舩橋利也、明間立雄
    • Organizer
      第45回日本神経内分泌学会学術集会
    • Related Report
      2018 Research-status Report
  • [Presentation] 骨格筋再生過程におけるTRPV1の役割2017

    • Author(s)
      小倉 裕司, 黒坂 光寿, 明間 立雄, 舩橋 利也
    • Organizer
      生命科学系学会合同年次大会(ConBio2017)
    • Related Report
      2017 Research-status Report
  • [Presentation] ACL切断ラットにおける膝関節周囲筋群の長期経過観察―ACL切断肢, 対側肢および健常肢の比較―2017

    • Author(s)
      大野真弘, 藤谷博人, 後藤勝正, 黒坂光寿, 小倉裕司, 谷田部かなか, 工藤貴章, 小林創, 内野彩, 油井直子, 船橋利也, 幸田和久, 明間立雄, 仁木久照, 武者春樹
    • Organizer
      第32回日本整形外科学会基礎学術集会
    • Related Report
      2017 Research-status Report
  • [Presentation] Egr3はNF-kB経路を介して筋芽細胞の増殖を制御する2017

    • Author(s)
      小倉裕司, 黒坂光寿, 明間立雄, 舩橋利也
    • Organizer
      第72回日本体力医学会大会
    • Related Report
      2017 Research-status Report
  • [Book] QUICK生理学・解剖学2022

    • Author(s)
      松尾 理 編集、舩橋利也、藤岡仁美 分担執筆
    • Total Pages
      437
    • Publisher
      羊土社
    • ISBN
      9784758121187
    • Related Report
      2021 Research-status Report
  • [Book] 生理学2022

    • Author(s)
      岡田 隆夫 編集、舩橋利也、藤岡仁美 分担執筆
    • Total Pages
      368
    • Publisher
      メジカルビュー社
    • ISBN
      9784758317917
    • Related Report
      2021 Research-status Report

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Published: 2017-04-28   Modified: 2025-01-30  

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