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Koga Toshiki  古賀 俊貴

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古賀 俊貴  コガ トシキ

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Researcher Number 30912034
Affiliation (Current) 2025: 国立研究開発法人海洋研究開発機構, 海洋機能利用部門(生物地球化学センター), ポストドクトラル研究員
Affiliation (based on the past Project Information) *help 2025: 国立研究開発法人海洋研究開発機構, 海洋機能利用部門(生物地球化学センター), ポストドクトラル研究員
2023: 国立研究開発法人海洋研究開発機構, 海洋機能利用部門(生物地球化学センター), ポストドクトラル研究員
2021 – 2022: 国立研究開発法人海洋研究開発機構, 海洋機能利用部門(生物地球化学センター), 特別研究員(PD)
Review Section/Research Field
Principal Investigator
Basic Section 17010:Space and planetary sciences-related
Except Principal Investigator
Medium-sized Section 17:Earth and planetary science and related fields
Keywords
Except Principal Investigator
イメージング分析 / 非破壊・破壊分析 / 高分解能分子レベル分析 / 分子進化 / 有機宇宙化学 / プリン塩基 / ピリミジン塩基 / 物質科学的性状 / 元素組成 / 地球帰還粒子 … More / 可溶性有機分子群 / 核酸塩基 / キラリティ / アミノ酸 / 小惑星リュウグウ / 地球帰還試料・初期分析 / 有機分子の化学進化 / 炭素質小惑星ベヌー / 炭素質小惑星リュウグウ Less
  • Research Projects

    (2 results)
  • Research Products

    (9 results)
  • Co-Researchers

    (4 People)
  •  尿素を起源とする地球外アミノ酸・核酸塩基の生成プロセスの評価Principal Investigator

    • Principal Investigator
      古賀 俊貴
    • Project Period (FY)
      2025 – 2026
    • Research Category
      Grant-in-Aid for Early-Career Scientists
    • Review Section
      Basic Section 17010:Space and planetary sciences-related
    • Research Institution
      Japan Agency for Marine-Earth Science and Technology
  •  Frontier of organic astrochemistry: Exploring primordial organic molecular evolution in the Solar System

    • Principal Investigator
      高野 淑識
    • Project Period (FY)
      2021 – 2025
    • Research Category
      Fund for the Promotion of Joint International Research (Fostering Joint International Research (B))
    • Review Section
      Medium-sized Section 17:Earth and planetary science and related fields
    • Research Institution
      Japan Agency for Marine-Earth Science and Technology

All 2024 2023 2022

All Journal Article Presentation

  • [Journal Article] Abundant extraterrestrial purine nucleobases in the Murchison meteorite: Implications for a unified mechanism for purine synthesis in carbonaceous chondrite parent bodies2024

    • Author(s)
      Koga, T., Takano, Y., Oba, Y., Naraoka, H., and Ohkouchi, N.
    • Journal Title

      Geochimica et Cosmochimica Acta

      Volume: 365 Pages: 253-265

    • DOI

      10.1016/j.gca.2023.10.024

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21KK0062, KAKENHI-PROJECT-22KJ3192, KAKENHI-PUBLICLY-23H03980, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-23H00148, KAKENHI-PROJECT-20H02019
  • [Journal Article] Chemical evolution of primordial salts and organic sulfur molecules in the asteroid 162173 Ryugu2023

    • Author(s)
      Yoshimura, Toshihiro; Takano, Yoshinori; Naraoka, Hiroshi and 84 more (Yabuta, H.は26番目)
    • Journal Title

      Nature Communications

      Volume: 14 Issue: 1 Pages: 5284-5284

    • DOI

      10.1038/s41467-023-40871-0

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21K18659, KAKENHI-PROJECT-22K21344, KAKENHI-PROJECT-21KK0058, KAKENHI-PROJECT-21KK0062, KAKENHI-PROJECT-19K03910, KAKENHI-PROJECT-22KJ3192, KAKENHI-PLANNED-20H05846, KAKENHI-PUBLICLY-23H03980, KAKENHI-PROJECT-19H00725, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-23H00143, KAKENHI-PROJECT-23H00148, KAKENHI-PROJECT-21H01203, KAKENHI-PROJECT-21H01204
  • [Journal Article] Uracil in the carbonaceous asteroid (162173) Ryugu2023

    • Author(s)
      Oba Yasuhiro、Koga Toshiki、Takano Yoshinori、Ogawa Nanako O.、Ohkouchi Naohiko、Sasaki Kazunori、Sato Hajime、Glavin Daniel P.、Dworkin Jason P. ... Yabuta Hikaru ... Hayabusa2-initial-analysis SOM team
    • Journal Title

      Nature Communications

      Volume: 14 Issue: 1 Pages: 1292-1292

    • DOI

      10.1038/s41467-023-36904-3

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-19K03910, KAKENHI-PROJECT-21K18659, KAKENHI-PUBLICLY-21H05414, KAKENHI-PROJECT-20H00202, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-19H01954, KAKENHI-PROJECT-22KJ3192, KAKENHI-PLANNED-17H06459, KAKENHI-PROJECT-21KK0062, KAKENHI-PROJECT-19H00725
  • [Journal Article] Investigating the impact of x‐ray computed tomography imaging on soluble organic matter in the Murchison meteorite: Implications for Bennu sample analyses2023

    • Author(s)
      Glavin, D.P., Eckley, S.A., Aponte, J.C., Berger, E.L., Burton, A.S., Dworkin, J.P., Elsila, J.E., Ferguson, F.T., Furukawa, Y., Graham, H.V., Koga, T., Liss, M., McLain, H.L., Naraoka, H., Oba, Y., Parker, E.T., Righter, K., Schmitt-Kopplin, P., Simkus, D.N., Takano, Y., Connolly, H.C.Jr., and Lauretta, D.S. et al.
    • Journal Title

      Meteoritics & Planetary Science

      Volume: 59 Issue: 1 Pages: 105-133

    • DOI

      10.1111/maps.14111

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21KK0062, KAKENHI-PROJECT-22KJ3192, KAKENHI-PUBLICLY-23H03980, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-23H00148
  • [Journal Article] Soluble organic molecules in asteroid Ryugu2023

    • Author(s)
      古賀 俊貴
    • Journal Title

      Viva Origino

      Volume: 51 Issue: 4 Pages: 6

    • DOI

      10.50968/vivaorigino.51_6

    • ISSN
      0910-4003, 1346-6933
    • Language
      Japanese
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-21KK0062, KAKENHI-PROJECT-22KJ3192
  • [Journal Article] The spatial distribution of soluble organic matter and their relationship to minerals in the asteroid (162173) Ryugu2023

    • Author(s)
      Hashiguchi, Minako; Aoki, Dan; Fukushima, Kazuhiko and 51 more (Yabuta, H.は34番目)
    • Journal Title

      Earth, Planets and Space

      Volume: 75 Issue: 1 Pages: 73-73

    • DOI

      10.1186/s40623-023-01792-w

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21K18659, KAKENHI-PROJECT-22K21344, KAKENHI-PROJECT-21KK0062, KAKENHI-PROJECT-19K03910, KAKENHI-PLANNED-20H05846, KAKENHI-PUBLICLY-23H03980, KAKENHI-PROJECT-19H00725, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-21H01203
  • [Journal Article] Identifying the wide diversity of extraterrestrial purine and pyrimidine nucleobases in carbonaceous meteorites2022

    • Author(s)
      Oba Yasuhiro、Takano Yoshinori、Furukawa Yoshihiro、Koga Toshiki、Glavin Daniel P.、Dworkin Jason P.、Naraoka Hiroshi
    • Journal Title

      Nature Communications

      Volume: 13 Issue: 1 Pages: 2008-2008

    • DOI

      10.1038/s41467-022-29612-x

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00202, KAKENHI-PROJECT-21KK0062, KAKENHI-PUBLICLY-21H05414, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-22KJ3192
  • [Presentation] Nucleobases in Carbonaceous Meteorites and Returned Samples from Asteroid (162173) Ryugu2023

    • Author(s)
      Y. OBA, T. KOGA, Y. TAKANO et al.
    • Organizer
      Solar System symposium in Sapporo 2023
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21KK0062
  • [Presentation] 高速液体クロマトグラフ高分解能質量分析法による炭素質隕石中の尿素分子群の特徴とその意義2022

    • Author(s)
      古賀 俊貴, 高野 淑識, 大場 康弘, 古川 善博, 奈良岡 浩
    • Organizer
      日本地球化学会年会
    • Data Source
      KAKENHI-PROJECT-21KK0062
  • 1.  高野 淑識 (80399815)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 4 results
  • 2.  坂井 三郎 (90359175)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 3.  YABUTA Hikaru
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 3 results
  • 4.  奈良岡 浩
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results

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