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2022 Fiscal Year Annual Research Report

Investigation of nucleus accumbens subpopulations controlling reward and aversive learning

Research Project

Project/Area Number 21K15210
Research InstitutionOsaka University

Principal Investigator

マクファーソン トム  大阪大学, 蛋白質研究所, 助教 (40821898)

Project Period (FY) 2021-04-01 – 2023-03-31
KeywordsReward / Aversion / Learning / Nucleus Accumbens / Basal Ganglia / In-Vivo Imaging / Optogenetics / Behavior
Outline of Annual Research Achievements

During this project, I was successful in using single-cell resolution in-vivo imaging and optogenetics to identify new subpopulations of nucleus accumbens cells that contribute to the signaling and reward and aversion, and can control reward and aversion-related behaviors. As a result of these exciting findings, i have now expanded the project further with the intention of publishing in a high-impact journal. This project has also directly contributed to data in several scientific papers that are now in submission or have been published, including one paper published in Nature Communications and another paper that is undergoing corrections at eNeuro.

  • Research Products

    (7 results)

All 2023 2022

All Journal Article (3 results) (of which Peer Reviewed: 2 results,  Open Access: 2 results) Presentation (4 results) (of which Int'l Joint Research: 1 results,  Invited: 4 results)

  • [Journal Article] Error-related signaling in nucleus accumbens D2 receptor-expressing neurons guides inhibition-based choice behavior in mice2023

    • Author(s)
      Nishioka Tadaaki、Attachaipanich Suthinee、Hamaguchi Kosuke、Lazarus Michael、de Kerchove d’Exaerde Alban、Macpherson Tom、Hikida Takatoshi
    • Journal Title

      Nature Communications

      Volume: 14 Pages: 1-15

    • DOI

      10.1038/s41467-023-38025-3

  • [Journal Article] Nucleus Accumbens Core Dopamine D2 Receptor-Expressing Neurons Control Reversal Learning but Not Set-Shifting in Behavioral Flexibility in Male Mice2022

    • Author(s)
      Macpherson Tom、Kim Ji Yoon、Hikida Takatoshi
    • Journal Title

      Frontiers in Neuroscience

      Volume: 16 Pages: 1-12

    • DOI

      10.3389/fnins.2022.885380

    • Peer Reviewed / Open Access
  • [Journal Article] Importin α3 (KPNA3) Deficiency Augments Effortful Reward-Seeking Behavior in Mice2022

    • Author(s)
      Aomine Yoshiatsu、Sakurai Koki、Macpherson Tom、Ozawa Takaaki、Miyamoto Yoichi、Yoneda Yoshihiro、Oka Masahiro、Hikida Takatoshi
    • Journal Title

      Frontiers in Neuroscience

      Volume: 16 Pages: 1-13

    • DOI

      10.3389/fnins.2022.905991

    • Peer Reviewed / Open Access
  • [Presentation] Cell-type-specific control of reward and aversive signaling in the Nucleus Accumbens2023

    • Author(s)
      Tom Macpherson
    • Organizer
      Physiological Society of Japan (PSJ) Meeting 2023
    • Invited
  • [Presentation] Striatal mechanisms of discrimination learning and their dysfunction in schizophrenia model mice2022

    • Author(s)
      Tom Macpherson
    • Organizer
      Society for Neuroscience (SfN) Meeting 2022
    • Int'l Joint Research / Invited
  • [Presentation] Neural mechanisms in reward and aversion signaling2022

    • Author(s)
      Tom Macpherson
    • Organizer
      Japan Neuroscience Society (JNS) Meeting 2022
    • Invited
  • [Presentation] Neural mechanisms in reward and aversion signaling2022

    • Author(s)
      Tom Macpherson
    • Organizer
      National Institute of Physiological Science (NIPS) Emotion Conference
    • Invited

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Published: 2023-12-25  

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