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2018 Fiscal Year Annual Research Report

Comprehensive understanding of the neuroplastic mechanisms underlying expert skills

Research Project

Project/Area Number 16H03306
Research InstitutionNational Center of Neurology and Psychiatry

Principal Investigator

花川 隆  国立研究開発法人国立精神・神経医療研究センター, 脳病態統合イメージングセンター, 部長 (30359830)

Co-Investigator(Kenkyū-buntansha) 林 拓也  国立研究開発法人理化学研究所, 生命機能科学研究センター, チームリーダー (50372115)
Project Period (FY) 2016-04-01 – 2019-03-31
Keywords神経可塑性 / 磁気共鳴画像 / 経頭蓋磁気刺激 / 小脳 / 大脳基底核
Outline of Annual Research Achievements

本年度は、運動経験が運動野間の半球間抑制に与える影響を、両側運動野の経頭蓋磁気刺激による半球間抑制計測により検討した。健常若年者において、30分間の両手ピアノ演奏により、運動野間の半球間抑制が可塑的に変化することを見出している。また管楽器奏者における課題機能的MRI研究により、小脳の活動が演奏音の安定性に関わることを見出し、国際誌に報告し(Uehara et al. 2019)、運動能力の個人差を表現している脳領域を発見した(Kita et al. 2019)。ラット実験では、音operant学習中の脳活動を運動野,小脳,腹側基底核並びに前頭極に見出したが、腹側基底核活動が行動動機に関わり,この部位の機能阻害により音operant学習行動が抑制されることを国際誌に報告した(Hori et al. 2018)。同じ実験系とMRIを用いた縦断研究により、3日間の音operant学習ラットにより、小脳に構造可塑的変化が生じることを発見しており、小脳の構造可塑性の組織学的実態について、免疫染色による組織学的検討を行なうと共に、PETを用いてグルタミンAMPA受容体の可塑的変化についての探索を開始した。また脳機能・構造イメージングにより、ヒト大脳皮質の神経突起特性、自発的共振活動や皮質間の機能的・構造的連絡性(コネクトーム)についての大規模データ収集・解析法の基盤技術の構築と解析環境の整備を進め解析環境および自動解析処理システム・データベースを構築した。学習や習熟に関わる脳構造・拡散MRI・安静時機能MRIデータを取得し、可塑性に関わる脳コネクトームの解明を進めた。

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。

  • Research Products

    (15 results)

All 2019 2018 Other

All Int'l Joint Research (1 results) Journal Article (7 results) (of which Int'l Joint Research: 2 results,  Peer Reviewed: 6 results,  Open Access: 4 results) Presentation (7 results) (of which Int'l Joint Research: 7 results,  Invited: 2 results)

  • [Int'l Joint Research] Washington University(米国)

    • Country Name
      U.S.A.
    • Counterpart Institution
      Washington University
  • [Journal Article] Neuroanatomical Basis of Individuality in Muscle Tuning Function: Neural Correlates of Muscle Tuning2019

    • Author(s)
      Kita Kahori、Osu Rieko、Hosoda Chihiro、Honda Manabu、Hanakawa Takashi、Izawa Jun
    • Journal Title

      Frontiers in Behavioral Neuroscience

      Volume: 13 Pages: 28

    • DOI

      10.3389/fnbeh.2019.00028

    • Peer Reviewed / Open Access
  • [Journal Article] Ventral striatum links motivational and motor networks during operant-conditioned movement in rats2019

    • Author(s)
      Hori Yuki、Ihara Naoki、Sugai Chiaki、Ogura Jun、Honda Manabu、Kato Koichi、Isomura Yoshikazu、Hanakawa Takashi
    • Journal Title

      NeuroImage

      Volume: 184 Pages: 943~953

    • DOI

      10.1016/j.neuroimage.2018.10.018

    • Peer Reviewed
  • [Journal Article] Distinct roles of brain activity and somatotopic representation in pathophysiology of focal dystonia2018

    • Author(s)
      Uehara Kazumasa、Furuya Shinichi、Numazawa Hidemi、Kita Kahori、Sakamoto Takashi、Hanakawa Takashi
    • Journal Title

      Human Brain Mapping

      Volume: 40 Pages: 1738~1749

    • DOI

      10.1002/hbm.24486

    • Peer Reviewed
  • [Journal Article] Resting-state basal ganglia network codes a motor musical skill and its disruption From dystonia2018

    • Author(s)
      Kita Kahori、Rokicki Jaroslav、Furuya Shinichi、Sakamoto Takashi、Hanakawa Takashi
    • Journal Title

      Movement Disorders

      Volume: 33 Pages: 1472~1480

    • DOI

      10.1002/mds.27448

    • Peer Reviewed / Open Access
  • [Journal Article] Challenging the Functional Connectivity Disruption in Neurodegenerative Diseases: New Therapeutic Perspectives Through Non-invasive Neuromodulation and Cutting-Edge Technologies2018

    • Author(s)
      Zito Giancarlo、Hanakawa Takashi
    • Journal Title

      Frontiers in Neuroscience

      Volume: 12 Pages: 554

    • DOI

      10.3389/fnins.2018.00554

    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Neurite imaging reveals microstructural variations in human cerebral cortical gray matter2018

    • Author(s)
      Fukutomi Hikaru、Glasser Matthew F.、Zhang Hui、Autio Joonas A.、Coalson Timothy S.、Okada Tomohisa、Togashi Kaori、Van Essen David C.、Hayashi Takuya
    • Journal Title

      NeuroImage

      Volume: 182 Pages: 488~499

    • DOI

      10.1016/j.neuroimage.2018.02.017

    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Quantification of receptor activation by oxytocin and vasopressin in endocytosis-coupled bioluminescence reduction assay using nanoKAZ2018

    • Author(s)
      Kii Isao、Hirahara-Owada Shino、Yamaguchi Masataka、Niwa Takashi、Koike Yuka、Sonamoto Rie、Ito Harumi、Takahashi Kayo、Yokoyama Chihiro、Hayashi Takuya、Hosoya Takamitsu、Watanabe Yasuyoshi
    • Journal Title

      Analytical Biochemistry

      Volume: 549 Pages: 174~183

    • DOI

      10.1016/j.ab.2018.04.001

  • [Presentation] 1.Towards the Macaque Connectome: 24-Channel 3T Multi-Array Coil, MR Sequences, and HCP-style Preprocessing2018

    • Author(s)
      Autio Joonas, Ose Takayuki, Ohno Masahiro, Kawabata Yoshihiko, Urushibata Yuta , Nishigori Kantaro, Yamaguchi Masataka, Hori Yuki, Yoshida Atsushi, Murata Katsutoshi, Glasser Matthew F, Hayashi Takuya
    • Organizer
      ISMRM2018
    • Int'l Joint Research
  • [Presentation] 2.Development of a 24-Channnel 3T Multi-Array Coil for functional MRI in awake monkeys2018

    • Author(s)
      Yoshida Atsushi, Hori Yuki, Nishigori Kantaro, Ohno Masahiro, Kawabata Yoshihiko, Murata Katsutoshi, Urushibata Yuta, Yamaguchi Masataka, Autio Joonas, Glasser Matthew F, Hayashi Takuya
    • Organizer
      ISMRM2018
    • Int'l Joint Research
  • [Presentation] Prediction of Neurite Indices From Diffusion Tensor Imaging in the human cerebral cortex2018

    • Author(s)
      Fukutomi Hikaru, Akasaka Thai, Fujimoto Koji, Yamamoto Takayuki, Okada Tomohisa, Kaori Togashi, Hayashi Takuya
    • Organizer
      ISMRM2018
    • Int'l Joint Research
  • [Presentation] Resting State Functional CorticoStriatal Connectivity in Parkinsonian Monkeys2018

    • Author(s)
      Autio Joonas, Ose Takayuki, Nishigori Kantaro, Tanki Nobuyoshi, Yamaguchi Masataka, Takahashi Jun, Glasser Matthew F, Hayashi Takuya
    • Organizer
      ISMRM2018
    • Int'l Joint Research
  • [Presentation] Translating the Human Connectome Project to Marmoset Imaging2018

    • Author(s)
      Hori Yuki, Autio Joonas, Ohno Masahiro, Kawabata Yoshihiko, Urushibata Yuta , Murata Katsutoshi, Yamaguchi Masataka, Kawasaki Akihiro, Takeda Chiho, Yokoyama Chihiro, Glasser Matthew F, Hayashi Takuya
    • Organizer
      ISMRM2018
    • Int'l Joint Research
  • [Presentation] Hunt for Imaging Biomarkers in Parkinson's disease and Related Disorders2018

    • Author(s)
      Takashi Hanakawa
    • Organizer
      3rd International Forum on Motor control and Parkinson’s disease
    • Int'l Joint Research / Invited
  • [Presentation] Simultaneous TMS-fMRI to address neuroscientific problems-Mechanisms of cortico-spinal excitability modulation by motor imagery-2018

    • Author(s)
      Takashi Hanakawa
    • Organizer
      The 1st International Workshop for Static Magnetic Stimulation
    • Int'l Joint Research / Invited

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Published: 2019-12-27  

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