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2023 Fiscal Year Annual Research Report

マクロファージを標的とした抗網膜線維化療法の開発

Research Project

Project/Area Number 22H02832
Allocation TypeSingle-year Grants
Research InstitutionNagoya City University

Principal Investigator

植村 明嘉  名古屋市立大学, 医薬学総合研究院(医学), 教授 (30373278)

Project Period (FY) 2022-04-01 – 2025-03-31
Keywords網膜 / 炎症 / 線維化 / ペリサイト / マクロファージ
Outline of Annual Research Achievements

令和5年度の研究では、ペリサイト消失網膜の線維化を制御するマクロファージ亜集団を特定し、抗網膜線維化療法の標的となりうるかを検討した。生後1日マウスの腹腔内に抗PDGFRβ抗体を単回投与して、網膜血管壁のペリサイトを消失させた後、生後2週(急性炎症)および3週(慢性炎症)の網膜からCD45+CD11b+細胞分画をフローサイトメトリーにより精製し、シングルセルRNA-Seq解析を実施した。その結果、骨髄由来単球ではなく、活性化ミクログリアに由来するマクロファージ亜集団が線維化を促進していることが明らかとなった。

Current Status of Research Progress
Current Status of Research Progress

2: Research has progressed on the whole more than it was originally planned.

Reason

令和5年度は当初の計画通りに研究を完了した。

Strategy for Future Research Activity

次年度は米国National Institute of Health、National Cancer Institute、National Center for Advancing Translational Sciencesの研究チームが合成した低分子化合物を用いて、線維化促進マクロファージを標的とする抗網膜線維化療法の可能性を検証する。

  • Research Products

    (6 results)

All 2024 2023

All Journal Article (6 results) (of which Int'l Joint Research: 3 results,  Peer Reviewed: 6 results,  Open Access: 5 results)

  • [Journal Article] FOXO1 stimulates tip cell-enriched gene expression in endothelial cells2024

    • Author(s)
      Miyamura Yuri、Kamei Shunsuke、Matsuo Misaki、Yamazaki Masaya、Usuki Shingo、Yasunaga Keiichiro、Uemura Akiyoshi、Satou Yorifumi、Ohguchi Hiroto、Minami Takashi
    • Journal Title

      iScience

      Volume: 27 Pages: 109161~109161

    • DOI

      10.1016/j.isci.2024.109161

    • Peer Reviewed / Open Access
  • [Journal Article] Reduced chondroitin sulfate content prevents diabetic neuropathy through transforming growth factor-β signaling suppression2024

    • Author(s)
      Ishiguro H、Ushiki T、Honda A、Yoshimatsu Y、Ohashi R、Okuda S、Kawasaki A、Cho K、Tamura S、Suwabe T、Katagiri T、Ling Y、Iijima A、Mikami T、Kitagawa H、Uemura A、Sango K、Masuko M、Igarashi M、Sone H
    • Journal Title

      iScience

      Volume: 27 Pages: 109528~109528

    • DOI

      10.1016/j.isci.2024.109528

    • Peer Reviewed / Open Access
  • [Journal Article] Analyzing the effect of cell rearrangement on Delta-Notch pattern formation2023

    • Author(s)
      Oguma Toshiki、Takigawa-Imamura Hisako、Shinoda Tomoyasu、Ogura Shuntaro、Uemura Akiyoshi、Miyata Takaki、Maini Philip K.、Miura Takashi
    • Journal Title

      Physical Review E

      Volume: 107 Pages: 064404

    • DOI

      10.1103/PhysRevE.107.064404

    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] PlexinD1 signaling controls domain-specific dendritic development in newborn neurons in the postnatal olfactory bulb2023

    • Author(s)
      Sawada Masato、Hamaguchi Ayato、Mano Naomichi、Yoshida Yutaka、Uemura Akiyoshi、Sawamoto Kazunobu
    • Journal Title

      Frontiers in Neuroscience

      Volume: 17 Pages: 1143130

    • DOI

      10.3389/fnins.2023.1143130

    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Roles of lipocalin-type and hematopoietic prostaglandin D?synthases in mouse retinal angiogenesis2023

    • Author(s)
      Horikami Daiki、Sekihachi Erika、Omori Keisuke、Kobayashi Yui、Kobayashi Koji、Nagata Nanae、Kurata Kaori、Uemura Akiyoshi、Murata Takahisa
    • Journal Title

      Journal of Lipid Research

      Volume: 64 Pages: 100439~100439

    • DOI

      10.1016/j.jlr.2023.100439

    • Peer Reviewed / Open Access
  • [Journal Article] Targeting the Mitochondrial Chaperone TRAP1 Alleviates Vascular Pathologies in Ischemic Retinopathy2023

    • Author(s)
      Kim So‐Yeon、Yoon Nam Gu、Im Jin Young、Lee Ji Hye、Kim Juhee、Jeon Yujin、Choi Young Jae、Lee Jong‐Hwa、Uemura Akiyoshi、Park Dong Ho、Kang Byoung Heon
    • Journal Title

      Advanced Science

      Volume: 11 Pages: e2302776

    • DOI

      10.1002/advs.202302776

    • Peer Reviewed / Open Access / Int'l Joint Research

URL: 

Published: 2024-12-25  

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