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New approach for influenza-related pneumonia control - Investigation for severe complications due to viral and bacterial coinfection -

Research Project

Project/Area Number 19790561
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Respiratory organ internal medicine
Research InstitutionNagasaki University

Principal Investigator

SEKI Masafumi  Nagasaki University, 大学院・医歯薬学総合研究科, 助教 (80432970)

Research Collaborator KOSAI Kosuke  長崎大学, 大学院・医歯薬学総合研究科, 大学院生
KOHNO Shigeru  長崎大学, 大学院・医歯薬学総合研究科, 教授 (80136647)
Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥1,870,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥270,000)
Fiscal Year 2008: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2007: ¥700,000 (Direct Cost: ¥700,000)
Keywordsインフルエンザウイルス / 肺炎 / 2次元電気泳動 / プロテオミクス / 肺炎球菌 / ALI / ARDS / 重複感染 / 好中球
Research Abstract

今回、我々はマウスを用いた実験を進め、インフルエンザ後の2次性細菌性肺炎の重症化に好中球の活性化、それに伴うさまざまなプロテアーゼの分泌が重要な役割を果たしていることをプロテオミクス的解析によって見出した。さらに、プロテアーゼ阻害薬による重症化抑制の可能性も確認した。これらは今後心配される新型インフルエンザの流行対策の一つとしても大いに期待される。

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (30 results)

All 2008 2007 Other

All Journal Article (12 results) (of which Peer Reviewed: 12 results) Presentation (9 results) Book (3 results) Remarks (6 results)

  • [Journal Article] A patient with fulminant influenza-related bacterial pneumonia due to Streptococcus pneumoniae followed by Mycobacterium tuberculosis infection2008

    • Author(s)
      Seki M et al
    • Journal Title

      Intern Med 47

      Pages: 2043-2047

    • NAID

      130000079798

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Two-dimensional gel electrophoresis analysis in simultaneous influenza pneumonia and bacterial infection in mice2008

    • Author(s)
      Kosai K、Seki M et al
    • Journal Title

      Clin Exp Immunol 152

      Pages: 322-328

    • NAID

      120006981774

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Gabexate mesilate suppresses influenza pneumonia in mice through inhibition of cytokines2008

    • Author(s)
      Kosai K、Seki M et al
    • Journal Title

      J Int Med Res 36

      Pages: 322-328

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] A patient with fulminant influenzarelated bacterial pneumonia due to Streptococcus pneumoniae followed by Mycobacterium tuberculosis infection2008

    • Author(s)
      Seki M, et.al.
    • Journal Title

      Intern Med 47

      Pages: 2043-2047

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Twodimensional gel electrophoresis analysis in simultaneous influenza pneumonia and bacterial infection in mice2008

    • Author(s)
      Kosai K, Seki M, et.al.
    • Journal Title

      Clin Exp Immunol 152

      Pages: 364-371

    • NAID

      120006981774

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Gabexate mesilate suppresses influenza pneumonia in mice through in hibition of cytokines2008

    • Author(s)
      Kosai K, Seki Al, et.al.
    • Journal Title

      J Int Med Res 36

      Pages: 322-328

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Disease severity in patients with simultaneous influenza and bacterial pneumonia2007

    • Author(s)
      Seki M et al
    • Journal Title

      Intern Med 46

      Pages: 953-958

    • NAID

      130000076148

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Elevated levels of high mobility group box chromosomal protein-1(HMGB-1)in sera from patients with severe bacterial pneumonia co-infected with influenza virus2007

    • Author(s)
      Kosai K、Seki M et al
    • Journal Title

      Scand J Infect Dis 28

      Pages: 3638-342

    • NAID

      120006983755

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Effects of specific neutrophil elastase inhibitor, sivelestat sodium hydrate, in murine model of severe pneumococcal pneumonia2007

    • Author(s)
      Yanagihara K, Fukuda Y, Seki M et al
    • Journal Title

      Exp Lung Re 33

      Pages: 71-80

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Disease severity in patients with simultaneous influenza and bacterial pneumonia2007

    • Author(s)
      Masafumi Seki, et. al.
    • Journal Title

      Intern Med 46

      Pages: 953-958

    • NAID

      130000076148

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Effects of specific neutrophil elastase inhibitor, sivelestat sodium hydrate, in murine model of severe pneumococcal pneumonia.2007

    • Author(s)
      Yanagihara K, Fukuda Y, Masafumi Seki, et. al.
    • Journal Title

      Exp Lung Re 33

      Pages: 71-80

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Elevated levels of high mobility group box chromosomal protein-1 (HMGB-1) in sera from patients with severe bacterial pneumonia co-infected with influenza virus.

    • Author(s)
      Kosai K、 Masafumi Seki, et. al.
    • Journal Title

      Scand J Infect Dis. (印刷中)

    • NAID

      120006983755

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] インフルエンザ感染後の二次性細菌性肺炎に関するマウスを用いた検討2008

    • Author(s)
      Seki et al
    • Organizer
      日本呼吸器学会・結核病学会 九州沖縄支部地方会(学術奨励賞受賞講演)
    • Place of Presentation
      沖縄
    • Year and Date
      2008-11-08
    • Related Report
      2008 Final Research Report
  • [Presentation] インフルエンザ感染後の二次性細菌性肺炎に関するマウスを用いた検討2008

    • Author(s)
      関雅文
    • Organizer
      日本呼吸器学会・結核病学会九州沖縄支部地方会
    • Place of Presentation
      沖縄(学術奨励賞受賞講演)
    • Year and Date
      2008-11-08
    • Related Report
      2008 Annual Research Report
  • [Presentation] Two-Dimensional Gel Electropheresis Analysis in Severe Pneumonia due to Influenza Virus and Bacteria Co-infection in Mice2008

    • Author(s)
      Seki M et al
    • Organizer
      アメリカ胸部疾患学会総会(American Thoracic Society General Meeting)
    • Place of Presentation
      トロント(カナダ)
    • Year and Date
      2008-05-19
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] 2次元電気泳動を用いたインフルエンザウイルス感染後の重症細菌性肺炎における好中球由来プロテアーゼの関与に関する検討2008

    • Author(s)
      関雅文
    • Organizer
      日本感染症学会総会(ワークショップ1感染症に伴う生体反応)
    • Place of Presentation
      松江
    • Year and Date
      2008-04-10
    • Related Report
      2008 Final Research Report
  • [Presentation] 2次元電気泳動を用いたインフルエンザウイルス感染後の重症細菌性肺炎における好中球由来プロテアーゼめ関与に関する検討2008

    • Author(s)
      関雅文
    • Organizer
      日本感染症学会総会(ワークショップ1感染症に伴う生体反応)
    • Place of Presentation
      松江
    • Year and Date
      2008-04-10
    • Related Report
      2008 Annual Research Report
  • [Presentation] Severity of bactreial pneumoinia due to influenza virus co-infection2007

    • Author(s)
      Seki et al
    • Organizer
      アメリカ胸部疾患学会総会(American Thoracic Society General Meeting)
    • Place of Presentation
      サンフランシスコ(アメリカ)
    • Year and Date
      2007-05-19
    • Related Report
      2008 Final Research Report
  • [Presentation] Severity of bactreial pneumoinia due to influenza virus co-infection in mice2007

    • Author(s)
      Masafumi Seki
    • Organizer
      アメリカ胸部疾患学会 総会(American Thoracic Society General Meeting)
    • Place of Presentation
      サンフランシスコ(米国)
    • Year and Date
      2007-05-19
    • Related Report
      2007 Annual Research Report
  • [Presentation] Severity of Community-acquired pneumoinia due to influenza virus co-infection2007

    • Author(s)
      Masafumi Seki
    • Organizer
      国際化学療法学会 第3回市中肺炎会議(International Society of Chemotherapy: 3rd CAP Conference)
    • Place of Presentation
      モントリオール(カナダ)
    • Year and Date
      2007-04-14
    • Related Report
      2007 Annual Research Report
  • [Presentation] インフルエンザウイルス感染後の重症細菌性肺炎に関連する宿主因子のプロテオミクスを用いた検討2007

    • Author(s)
      関 雅文
    • Organizer
      日本感染症学会 総会
    • Place of Presentation
      京都
    • Year and Date
      2007-04-10
    • Related Report
      2007 Annual Research Report
  • [Book] 今日の治療指針2008インフルエンザ2008

    • Author(s)
      関雅文、河野茂
    • Total Pages
      2
    • Publisher
      医学書院
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Book] 今日の治療指針2007ウイルス感染症2007

    • Author(s)
      関雅文、河野茂
    • Total Pages
      2
    • Publisher
      医学書院
    • Related Report
      2008 Final Research Report
  • [Book] 今日の治療指針2007ウイルス感染症2007

    • Author(s)
      関 雅文、河野 茂
    • Total Pages
      2
    • Publisher
      医学書院
    • Related Report
      2007 Annual Research Report
  • [Remarks]

    • URL

      http://www.med.nagasaki-u.ac.jp/renew/information/intmed_2/achievement/igyoseki.html

    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

      http://www.med.nagasaki-u.ac.jp/mmi/mcm/mcm_seki.html

    • Related Report
      2008 Final Research Report
  • [Remarks] 受賞など : 日本化学療法学会海外派遣費(ゴードン会議、ロサンゼルス)、日本呼吸器学会・結核病学会九州沖縄支部地方会学術奨励賞

    • URL

      http://www.med.nagasakiu.ac.ip/renew/information/intmed2/achievement/igyoseki.html

    • Related Report
      2008 Annual Research Report
  • [Remarks]

    • URL

      http://www.med.nagasakiu.ac.ip/mmi/mcm/mcmseki.html

    • Related Report
      2008 Annual Research Report
  • [Remarks]

    • URL

      http://www.med.nagasaki-u.ac.jp/renew/information/intmed_2/achievement/igyoseki.html

    • Related Report
      2007 Annual Research Report
  • [Remarks]

    • URL

      http://www.med.nagasaki-u.ac.jp/mmi/mcm/mcm_seki.html

    • Related Report
      2007 Annual Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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