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Functional analysis of novel genes related to aplastic anemia using mouse models.

Research Project

Project/Area Number 19K08297
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Review Section Basic Section 52050:Embryonic medicine and pediatrics-related
Research InstitutionNagoya University

Principal Investigator

Atsushi Narita  名古屋大学, 医学部附属病院, 助教 (20625149)

Co-Investigator(Kenkyū-buntansha) 奥野 友介  名古屋市立大学, 医薬学総合研究院(医学), 教授 (00725533)
高橋 義行  名古屋大学, 医学系研究科, 教授 (40432273)
Project Period (FY) 2019-04-01 – 2022-03-31
Project Status Completed (Fiscal Year 2021)
Budget Amount *help
¥3,900,000 (Direct Cost: ¥3,000,000、Indirect Cost: ¥900,000)
Fiscal Year 2021: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2020: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2019: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Keywords再生不良性貧血 / 次世代シーケンサー / マウス / 骨髄増殖 / 免疫回避 / 網羅的遺伝子解析
Outline of Research at the Start

再生不良性貧血(Aplastic anemia; AA)は、造血幹細胞に対する自己免疫反応が原因で起こると考えられているが病態の解明は十分ではない。我々は、小児AA患者41症例の全エクソーム解析を通じて、血液疾患との関連性についてはこれまでに報告がない、新規遺伝子Xの体細胞変異を2例で同定した。さらに我々は、小児AA140症例についてPyro sequencing法を実施し、8症例(6%)で同様に遺伝子Xの変異を確認した。本研究の目的は、遺伝子Xの変異マウスモデルを用いて、AAにおける新規遺伝子Xの機能的意義を検討し、AAの病態機構を明らかにすることである。

Outline of Final Research Achievements

We recurrently identified novel gene X mutations using whole exome analysis in children with aplastic anemia. We hypothesized that mutations in gene X might confer an advantage in myeloproliferation or immune escape in aplastic anemia patients. Using a mutant mouse model of gene X, we examined the functional significance of the novel gene X mutant allele in aplastic anemia. Bone marrow specimens were collected from gene X mutant mice and subjected to colony assay, expression analysis by RNA sequencing, MHC deletion analysis, and bone marrow competitive transplantation experiments. In all results, however, mutations in gene X showed no advantage over controls in myeloproliferation or immune escape.

Academic Significance and Societal Importance of the Research Achievements

本研究では再生不良性貧血における新規遺伝子X変異アリルの機能的意義を検討した。遺伝子Xは、がん悪性化にも関与する遺伝子の制御因子として知られているが、血液疾患との関連性についてはこれまでに報告がない。本研究は、再生不良性貧血の病態機構に関する研究を補完するだけでなく、遺伝子Xにおける機能について解析を実施することで、他疾患の病態解明にも影響を与えうるものである。

Report

(4 results)
  • 2021 Annual Research Report   Final Research Report ( PDF )
  • 2020 Research-status Report
  • 2019 Research-status Report
  • Research Products

    (27 results)

All 2022 2021 2020 2019

All Journal Article (15 results) (of which Int'l Joint Research: 2 results,  Peer Reviewed: 11 results,  Open Access: 3 results) Presentation (12 results) (of which Int'l Joint Research: 4 results)

  • [Journal Article] 綜説 血球テロメア長測定の臨床的意義2022

    • Author(s)
      成田 敦
    • Journal Title

      小児科

      Volume: 63 Issue: 2 Pages: 199-206

    • DOI

      10.18888/sh.0000002074

    • ISSN
      0037-4121
    • Year and Date
      2022-02-01
    • Related Report
      2021 Annual Research Report
  • [Journal Article] Minor PNH clones do not distinguish inherited bone marrow failure syndromes from immune-mediated aplastic anemia2022

    • Author(s)
      Narita Atsushi、Miwata Shunsuke、Imaya Masayuki、Tsumura Yusuke、Yamamori Ayako、Wakamatsu Manabu、Hamada Motoharu、Taniguchi Rieko、Okuno Yusuke、Muramatsu Hideki、Takahashi Yoshiyuki
    • Journal Title

      Blood Advances

      Volume: 6 Issue: 8 Pages: 2517-2519

    • DOI

      10.1182/bloodadvances.2021006044

    • Related Report
      2021 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Prospective validation of the provisional entity of refractory cytopenia of childhood, proposed by the World Health Organization2021

    • Author(s)
      Hama Asahito、Hasegawa Daisuke、Manabe Atsushi、Nozawa Kazue、Narita Atsushi、Muramatsu Hideki、Kosaka Yoshiyuki、Kobayashi Masao、Koh Katsuyoshi、Takahashi Yoshiyuki、Watanabe Kenichiro、Ohara Akira、Ito Masafumi、Kojima Seiji
    • Journal Title

      British Journal of Haematology

      Volume: 196 Issue: 4 Pages: 1031-1039

    • DOI

      10.1111/bjh.17921

    • Related Report
      2021 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Simple and robust methylation test for risk stratification of patients with juvenile myelomonocytic leukemia2021

    • Author(s)
      Kitazawa Hironobu、Okuno Yusuke、Muramatsu Hideki、Aoki Kosuke、Murakami Norihiro、Wakamatsu Manabu、Suzuki Kyogo、Narita Kotaro、Kataoka Shinsuke、Ichikawa Daisuke、Hamada Motoharu、Taniguchi Rieko、Kawashima Nozomu、Nishikawa Eri、Narita Atsushi、et.al
    • Journal Title

      Blood Advances

      Volume: 5 Issue: 24 Pages: 5507-5518

    • DOI

      10.1182/bloodadvances.2021005080

    • Related Report
      2021 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Integrated diagnosis based on transcriptome analysis in suspected pediatric sarcomas2021

    • Author(s)
      Ichikawa Daisuke、Yamashita Kyoko、Okuno Yusuke、Muramatsu Hideki、Murakami Norihiro、Suzuki Kyogo、Kojima Daiei、Kataoka Shinsuke、Hamada Motoharu、Taniguchi Rieko、Nishikawa Eri、Kawashima Nozomu、Narita Atsushi、Nishio Nobuhiro、Hama Asahito、Kasai Kenji、Mizuno Seiji、Shimoyama Yoshie、Nakaguro Masato、et.al
    • Journal Title

      npj Genomic Medicine

      Volume: 6 Issue: 1 Pages: 1-10

    • DOI

      10.1038/s41525-021-00210-y

    • Related Report
      2021 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Autoantibodies against the plakin family proteins as a novel marker for chronic graft-versus-host disease of the lung2021

    • Author(s)
      Kawashima Nozomu、Nishikawa Eri、Tsuchisaka Atsunari、Hashimoto Takashi、Okuno Yusuke、Hamada Motoharu、Ichikawa Daisuke、Narita Atsushi、Muramatsu Hideki、Nishio Nobuhiro、Kojima Seiji、Muro Yoshinao、Takahashi Yoshiyuki
    • Journal Title

      Bone Marrow Transplantation

      Volume: 56 Issue: 9 Pages: 2291-2294

    • DOI

      10.1038/s41409-021-01335-5

    • Related Report
      2021 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Echocardiography Monitoring of Pulmonary Hypertension after Pediatric Hematopoietic Stem Cell Transplantation: Pediatric Pulmonary Arterial Hypertension and Pulmonary Veno-Occlusive Disease after Hematopoietic Stem Cell Transplantation2021

    • Author(s)
      Kawashima Nozomu、Fukasawa Yoshie、Nishikawa Eri、Ohta-Ogo Keiko、Ishibashi-Ueda Hatsue、Hamada Motoharu、Ichikawa Daisuke、Narita Atsushi、Okuno Yusuke、Muramatsu Hideki、Nishio Nobuhiro、Kojima Seiji、Kato Taichi、Takahashi Yoshiyuki
    • Journal Title

      Transplantation and Cellular Therapy

      Volume: 27 Issue: 9 Pages: 786.e1-786.e8

    • DOI

      10.1016/j.jtct.2021.05.017

    • Related Report
      2021 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Relationship between plasma rabbit anti‐thymocyte globulin concentration and immunosuppressive therapy response in patients with severe aplastic anemia2021

    • Author(s)
      Narita Atsushi、Muramatsu Hideki、Ichikawa Daisuke、Hamada Motoharu、Nishikawa Eri、Suzuki Kyogo、Kawashima Nozomu、Okuno Yusuke、Nishio Nobuhiro、Hama Asahito、Yamazaki Hirohito、Nakao Shinji、Kojima Seiji、Takahashi Yoshiyuki
    • Journal Title

      European Journal of Haematology

      Volume: 107 Issue: 2 Pages: 255-264

    • DOI

      10.1111/ejh.13644

    • Related Report
      2021 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Clinical diagnostic value of telomere length measurement in inherited bone marrow failure syndromes2021

    • Author(s)
      Miwata Shunsuke、Narita Atsushi、Okuno Yusuke、Suzuki Kyogo、Hamada Motoharu、Yoshida Taro、Imaya Masayuki、Yamamori Ayako、Wakamatsu Manabu、Narita Kotaro、Kitazawa Hironobu、Ichikawa Daisuke、Taniguchi Rieko、Kawashima Nozomu、Nishikawa Eri、Nishio Nobuhiro、Kojima Seiji、Muramatsu Hideki、Takahashi Yoshiyuki
    • Journal Title

      Haematologica

      Volume: 106 Issue: 9 Pages: 2511-2515

    • DOI

      10.3324/haematol.2021.278334

    • Related Report
      2021 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Successful treatment of a novel type I interferonopathy due to a de novo PSMB9 gene mutation with a Janus kinase inhibitor2021

    • Author(s)
      Kataoka S, Kawashima N, Okuno Y, Muramatsu H, Miwata S, Narita K, Hamada M, Murakami N, Taniguchi R, Ichikawa D, Kitazawa H, Suzuki K, Nishikawa E, Narita A, Nishio N, Yamamoto H, Fukasawa Y, Kato T, Yamamoto H, Natsume J, Kojima S, Nishio I, Taketani T, Ohnishi H, Tahakashi Y.
    • Journal Title

      Journal of Allergy and Clinical Immunology

      Volume: - Issue: 2 Pages: 639-644

    • DOI

      10.1016/j.jaci.2021.03.010

    • NAID

      120007192018

    • Related Report
      2021 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 【小児で経験する「血液の異常」-血液疾患の鑑別とトピックス】各論:汎血球減少症 再生不良性貧血2021

    • Author(s)
      成田 敦
    • Journal Title

      小児内科

      Volume: 53 Pages: 1137-1140

    • Related Report
      2021 Annual Research Report
  • [Journal Article] 特集 小児の貧血 10.再生不良性貧血の診断と治療2020

    • Author(s)
      成田 敦
    • Journal Title

      小児科

      Volume: 61 Issue: 11 Pages: 1536-1544

    • DOI

      10.18888/sh.0000001513

    • ISSN
      0037-4121
    • Year and Date
      2020-10-01
    • Related Report
      2020 Research-status Report
  • [Journal Article] Risk factors for secondary poor graft function after bone marrow transplantation in children with acquired aplastic anemia2020

    • Author(s)
      Hama A, Muramatsu H, Narita A, Nishikawa E, Kawashima N, Nishio N, Kojima S, Takahashi Y.
    • Journal Title

      Pediatr Transplant.

      Volume: 24 Issue: 7

    • DOI

      10.1111/petr.13828

    • Related Report
      2020 Research-status Report
    • Peer Reviewed
  • [Journal Article] 骨髄不全症と遺伝子異常 血球テロメア長測定の臨床的意義2020

    • Author(s)
      成田 敦
    • Journal Title

      臨床検査

      Volume: 64 Pages: 761-765

    • Related Report
      2020 Research-status Report
  • [Journal Article] Prospective randomized trial comparing two doses of rabbit anti-thymocyte globulin in patients with severe aplastic anaemia.2019

    • Author(s)
      Narita A, Zhu X, Muramatsu H, Chen X, Guo Y, Yang W, Zhang J, Liu F, Jang JH, Kook H, Kim H, Usuki K, Yamazaki H, Takahashi Y, Nakao S, Wook Lee J, Kojima S
    • Journal Title

      Br J Haematol

      Volume: 187 Issue: 2 Pages: 227-237

    • DOI

      10.1111/bjh.16055

    • Related Report
      2019 Research-status Report
    • Peer Reviewed / Int'l Joint Research
  • [Presentation] OUTCOME OF HAEMATOPOIETIC CELL TRANSPLANTATION IN CHILDREN WITH FANCONI ANAEMIA: A SINGLE- CENTERE EXPERIENCE2021

    • Author(s)
      Atsushi Narita, Yusuke Tsumura, Ryo Maemura, Masayuki Imaya, Ayako Ymamori, Taro Yoshida, Manabu Wakamatsu, Shunsuke Miwata, Koutaro Narita, Rieko Taniguchi, Motoharu Hamada, Eri Nishikawa, Nozomu Kawashima, Yusuke Okuno, Hideki Muramatsu, Nobuhiro Nishio, Seiji Kojima, and Yoshiyuki Takahashi
    • Organizer
      第43回日本造血細胞移植学会総会
    • Related Report
      2021 Annual Research Report
  • [Presentation] Clinical diagnostic value of telomere length measurement in inherited bone marrow failure syndromes2021

    • Author(s)
      Atsushi Narita, Shunsuke Miwata, Yusuke Okuno, Motoharu Hamada, Masayuki Imaya, Ayako Yamamori, Manabu Wakamatsu, Shinsuke Kataoka, Rieko Taniguchi, Nozomu Kawashima, Eri Nishikawa, Nobuhiro Nishio, Seiji Kojima, Hideki Muramatsu, Yoshiyuki Takahashi
    • Organizer
      9th International Symposium on MDS and SAA in childhood
    • Related Report
      2021 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Blinatumomab in pediatric patients with relapsed/refractory B-cell precursor acute lymphoblastic leukemia2021

    • Author(s)
      Atsushi Narita, Daichi Sajiki, Yusuke Tsumura, Ryo Maemura, Masayuki Imaya, Ayako Yamamori, Manabu Wakamatsu, Rieko Tainguchi, Motoharu Hamada, Shinsuke Kataoka, Eri Nishikawa, Nozomu Kawashima, Yusuke Okuno, Hideki Muramatsu, Nobuhiro Nishio, and Yoshiyuki Takahashi
    • Organizer
      第83回日本血液学会学術集会
    • Related Report
      2021 Annual Research Report
  • [Presentation] Urinary biomarkers predicting treatment outcomes in neuroblastoma.2021

    • Author(s)
      Atsushi Narita, Akinari Hinoki, Kazuki Yokota, Motoharu Hamada, Shinsuke Kataoka, Nozomu Kawashima, Hideki Muramatsu, Nobuhiro Nishio, Hiroo Uchida, and Yoshiyuki Takahashi
    • Organizer
      第63回日本小児血液・がん学会
    • Related Report
      2021 Annual Research Report
  • [Presentation] Viral Reactivations in children with Aplastic Anemia Undergoing Allogeneic Hematopoietic Stem Cell Transplantation.2020

    • Author(s)
      Atsushi Narita, Yoshinori Ito, Nozomu Kawashima, Yusuke Okuno, Hideki Muramatsu, Nobuhiro Nishio, Yuka Torii, Juinichi Kawada, Seiji Kojima, and Yoshiyuki Takahashi
    • Organizer
      第62回日本小児血液・がん学会学術集会
    • Related Report
      2020 Research-status Report
  • [Presentation] Reactivation of CMV/EBV is common in patients with severe aplastic anemia treated with rabbit ATG2020

    • Author(s)
      Atsushi Narita, Yoshinori Ito, Hideki Muramatsu, Motoharu Hamada, Daisuke Ichikawa, Eri Nishikawa, Nozomu Kawashima, Yusuke Okuno, Nobuhiro Nishio, Yuka Torii, Juinichi Kawada, Hirohito Yamazaki, Shinji Nakao, Seiji Kojima, and Yoshiyuki
    • Organizer
      第82回日本血液学会学術集会
    • Related Report
      2020 Research-status Report
  • [Presentation] Allogeneic stem cell transplantation from alternative donors for children with aplastic anemia2020

    • Author(s)
      Atsushi Narita, Hideki Muramatsu, Masayuki Imaya, Ayako Ymamori, Taro Yoshida, Manabu Wakamatsu, Shunsuke Miwata, Koutaro Narita, Hironobu Kitazawa, Rieko Taniguchi, Motoharu Hamada, Daisuke Ichikawa, Eri Nishikawa, Nozomu Kawashima, Yusuke Okuno, Nobuhiro Nishio, Seiji Kojima, and Yoshiyuki Takahashi
    • Organizer
      The 46th Annual Meeting of the European Group for Blood and Marrow Transplantation
    • Related Report
      2020 Research-status Report
    • Int'l Joint Research
  • [Presentation] Allogeneic stem cell transplantation from alternative donors in children with aplastic anemia2020

    • Author(s)
      Atsushi Narita, Masayuki Imaya, Ayako Ymamori, Taro Yoshida, Manabu Wakamatsu, Shunsuke Miwata, Koutaro Narita, Hironobu Kitazawa, Rieko Taniguchi, Motoharu Hamada, Daisuke Ichikawa, Eri Nishikawa, Nozomu Kawashima, Yusuke Okuno, Hideki Muramatsu, Nobuhiro Nishio, Seiji Kojima, and Yoshiyuki Takahashi
    • Organizer
      第42回日本造血細胞移植学会総会
    • Related Report
      2020 Research-status Report
  • [Presentation] High Natural killer Cell Count at Diagnosis Predicts a Good Response to Immunosuppressive Therapy in Aplastic Anemia2019

    • Author(s)
      Atsushi Narita, Hideki Muramatsu, Yinyan Xu, Motoharu Hamada, Daisuke Ichikawa, Eri Nishikawa, Nozomu Kawashima, Yusuke Okuno, Nobuhiro Nishio, Hirohito Yamazaki, Shinji Nakao, Seiji Kojima, and Yoshiyuki Takahashi
    • Organizer
      61th American Society of Hematology Annual Meeting & Exposition
    • Related Report
      2019 Research-status Report
    • Int'l Joint Research
  • [Presentation] Correlation between plasma rabbit anti-thymocyte globulin level and response to immunosuppressive therapy in patients with severe aplastic anemia2019

    • Author(s)
      Atsushi Narita, Hideki Muramatsu, Motoharu Hamada, Daisuke Ichikawa, Eri Nishikawa, Nozomu Kawashima, Yusuke Okuno, Nobuhiro Nishio, Hirohito Yamazaki, Shinji Nakao, Seiji Kojima, and Yoshiyuki Takahashi
    • Organizer
      第61回日本小児血液・がん学会学術集会
    • Related Report
      2019 Research-status Report
  • [Presentation] The high NK cell count at diagnosis predicts a good response to IST in aplastic anemia2019

    • Author(s)
      Atsushi Narita, Hideki Muramatsu, Yinyan Xu, Motoharu Hamada, Daisuke Ichikawa, Eri Nishikawa, Nozomu Kawashima, Yusuke Okuno, Nobuhiro Nishio, Hirohito Yamazaki, Shinji Nakao, Seiji Kojima, and Yoshiyuki Takahashi
    • Organizer
      第81回日本血液学会学術集会
    • Related Report
      2019 Research-status Report
  • [Presentation] Haploidentical hematopoietic stem cell transplantation in children with aplastic anemia2019

    • Author(s)
      Atsushi Narita, Yoshiyuki Takahashi, Hideki Muramatsu, Maho Sato, Hiromasa Yabe, Yoshiko Hashii, Ken Tabuchi, Seiji Kojima, Nao Yoshida
    • Organizer
      The 24th Congress of Asia-Pacific Blood and Marrow Transplantation Group
    • Related Report
      2019 Research-status Report
    • Int'l Joint Research

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Published: 2019-04-18   Modified: 2023-01-30  

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