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2023 Fiscal Year Annual Research Report

Development of novel immunotherapy targeting pleural macrophage subsets in malignant pleural mesothelioma

Research Project

Project/Area Number 22K16572
Research InstitutionKyushu University

Principal Investigator

河野 幹寛  九州大学, 大学病院, 助教 (00906323)

Project Period (FY) 2022-04-01 – 2024-03-31
Keywords悪性胸膜中皮腫 / 腫瘍内微小環境 / 腫瘍関連マクロファージ / 免疫療法 / 中皮腫
Outline of Annual Research Achievements

免疫チェックポイント阻害剤など各種治療の進歩にも関わらず、悪性胸膜中皮腫(MPM)の予後は依然として極めて不良であり、新たな治療法の開発が急務である。腫瘍関連マクロファージ(TAM)は、様々な癌種において悪性度に関与しており、これを標的とした治療の有効性がマウスなどの前臨床モデルを用いた研究で報告されているが、一般臨床への応用には未だ至っていない。
同所性中皮腫マウスモデルの腫瘍内(胸水中)免疫微小環境をFlow cytometryで解析し、胸水中のマクロファージに2つのサブセット(単球由来のsmall pleural macrophages:SPMと組織常在性のlarge pleural macrophages:LPM)を同定した。SPMは腫瘍投与後、腫瘍微小環境で急速に増加し、腫瘍進展に伴いCD206陽性となり、M2様TAMの大部分に寄与した。SPM M2様TAMは腫瘍形成能を有した。未治療の悪性胸膜中皮腫患者の胸水・腫瘍の解析から、SPMの遺伝子シグネチャーの同定を試みた。特異的な治療標的となる可能性がある複数の遺伝子のうち、TREM2遺伝子の欠失はSPM M2様TAMの減少をもたらし、代償的にLPMが増加し、腫瘍増殖が抑制された。
SPM M2様TAMは、悪性胸膜中皮腫に対する新規免疫療法の標的となりうることが示唆された。SPMを標的とした新規免疫療法を臨床応用できるよう、さらなる検討を行っているところである。

  • Research Products

    (8 results)

All 2023

All Journal Article (8 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 8 results,  Open Access: 3 results)

  • [Journal Article] Defining and targeting tumor-associated macrophages in malignant mesothelioma2023

    • Author(s)
      Wu Licun、Kohno Mikihiro、Murakami Junichi、Zia Amin、Allen Jonathan、Yun Hana、Chan Meilin、Baciu Cristina、Liu Mingyao、Serre-Beinier Veronique、De Palma Michele、Felley-Bosco Emanuela、Yeung Jonathan、Pugh Trevor J.、de Perrot Marc
    • Journal Title

      Proceedings of the National Academy of Sciences

      Volume: 120 Pages: -

    • DOI

      10.1073/pnas.2210836120

    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Skeletal muscle area predicts the outcomes of non-small-cell lung cancer after trimodality therapy2023

    • Author(s)
      Watanabe Kenji、Kinoshita Fumihiko、Takenaka Tomoyoshi、Nagano Taichi、Oku Yuka、Kosai Keisuke、Ono Yuki、Haratake Naoki、Kohno Mikihiro、Kamitani Takeshi、Yoshitake Tadamasa、Okamoto Tatsuro、Shimokawa Mototsugu、Ishigami Kousei、Yoshizumi Tomoharu
    • Journal Title

      Interdisciplinary CardioVascular and Thoracic Surgery

      Volume: 36 Pages: -

    • DOI

      10.1093/icvts/ivad020

    • Peer Reviewed / Open Access
  • [Journal Article] Prognostic Impact of C-Reactive Protein-to-Lymphocyte Ratio in Non-small Cell Lung Cancer: A Propensity Score-Matching Analysis2023

    • Author(s)
      Nagano Taichi、Kinoshita Fumihiko、Hashinokuchi Asato、Matsudo Kyoto、Watanabe Kenji、Takamori Shinkichi、Kohno Mikihiro、Miura Naoko、Shimokawa Mototsugu、Takenaka Tomoyoshi、Yoshizumi Tomoharu
    • Journal Title

      Annals of Surgical Oncology

      Volume: 30 Pages: 3781~3788

    • DOI

      10.1245/s10434-023-13250-8

    • Peer Reviewed
  • [Journal Article] Is radical local therapy effective in postoperative recurrent <scp><i>EGFR</i></scp>‐mutated non‐small cell lung cancer?2023

    • Author(s)
      Takenaka Tomoyoshi、Yano Tokujiro、Yamazaki Koji、Okamoto Tatsuro、Hamatake Motoharu、Takamori Shinkichi、Kohno Mikihiro、Miura Naoko、Shimokawa Mototsugu、Yoshizumi Tomoharu、Kyushu University Lung Surgery Study Group
    • Journal Title

      Thoracic Cancer

      Volume: 14 Pages: 1660~1667

    • DOI

      10.1111/1759-7714.14911

    • Peer Reviewed / Open Access
  • [Journal Article] Comparison of radiological and pathological tumor sizes in resected non-small cell lung cancer2023

    • Author(s)
      Nagano Taichi、Takamori Shinkichi、Hashinokuchi Asato、Matsydo Kyoto、Kohno Mikihiro、Miura Naoko、Takenaka Tomoyoshi、Kamitani Takeshi、Shimokawa Mototsugu、Ishigami Kousei、Oda Yoshinao、Yoshizumi Tomoharu
    • Journal Title

      General Thoracic and Cardiovascular Surgery

      Volume: 71 Pages: 708~714

    • DOI

      10.1007/s11748-023-01938-3

    • Peer Reviewed
  • [Journal Article] Transducin Beta-Like 2 is a Potential Driver Gene that Adapts to Endoplasmic Reticulum Stress to Promote Tumor Growth of Lung Adenocarcinoma2023

    • Author(s)
      Kosai Keisuke、Masuda Takaaki、Kitagawa Akihiro、Tobo Taro、Ono Yuya、Ando Yuki、Takahashi Junichi、Haratake Naoki、Kohno Mikihiro、Takenaka Tomoyoshi、Yoshizumi Tomoharu、Mimori Koshi
    • Journal Title

      Annals of Surgical Oncology

      Volume: 30 Pages: 7538~7548

    • DOI

      10.1245/s10434-023-13864-y

    • Peer Reviewed
  • [Journal Article] Granzyme B (GZMB)-Positive Tumor-Infiltrating Lymphocytes in Lung Adenocarcinoma: Significance as a Prognostic Factor and Association with Immunosuppressive Proteins2023

    • Author(s)
      Kinoshita Fumihiko、Takada Kazuki、Wakasu Sho、Saito Shunichi、Hashinokuchi Asato、Matsudo Kyoto、Nagano Taichi、Akamine Takaki、Kohno Mikihiro、Takenaka Tomoyoshi、Shimokawa Mototsugu、Oda Yoshinao、Yoshizumi Tomoharu
    • Journal Title

      Annals of Surgical Oncology

      Volume: 30 Pages: 7579~7589

    • DOI

      10.1245/s10434-023-14085-z

    • Peer Reviewed
  • [Journal Article] Impact of Chronic Obstructive Pulmonary Disease on the Long-term Prognosis of Patients Undergoing Lobectomy for Non-small-cell Lung Cancer: A Propensity Score-matched Analysis2023

    • Author(s)
      MATSUDO KYOTO、TAKENAKA TOMOYOSHI、HASHINOKUCHI ASATO、NAGANO TAICHI、KINOSHITA FUMIHIKO、TAKAMORI SHINKICHI、AKAMINE TAKAKI、KOHNO MIKIHIRO、MIURA NAOKO、YOSHIZUMI TOMOHARU
    • Journal Title

      Anticancer Research

      Volume: 43 Pages: 5215~5222

    • DOI

      10.21873/anticanres.16723

    • Peer Reviewed

URL: 

Published: 2024-12-25  

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