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Clarification of the molecular mechanism in the defect of pancreatic exocytosis in IRF2^<-/->mice-Searching for a new target of the treatment of acute pancreatitis

Research Project

Project/Area Number 21590872
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Gastroenterology
Research InstitutionAkita University

Principal Investigator

MASHIMA Hirosato  秋田大学, 医学部, 講師 (10261869)

Co-Investigator(Kenkyū-buntansha) OHNISHI Hirohide  秋田大学, 大学院・医学系研究科, 教授 (00313023)
Project Period (FY) 2009 – 2011
Project Status Completed (Fiscal Year 2011)
Budget Amount *help
¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000)
Fiscal Year 2011: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2010: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2009: ¥2,470,000 (Direct Cost: ¥1,900,000、Indirect Cost: ¥570,000)
Keywords胆道学 / 膵臓学 / 膵腺房細胞 / 外分泌 / SNARE / IRF-2 / 急性膵炎
Research Abstract

The alteration in the pancreas of IRF2 knock-out mice resulted from the defect of regulated exocytosis. Zymogen granules accumulated throughout the cytoplasm and mild acute pancreatitis was proceeding in the acinar cells of Irf2^<-/-> pancreas. However, IRF2 did not regulate the SNARE proteins directly, which plays a pivotal role in the dock and fusion between zymogen granules and apical plasma membrane. So, it is urgently needed to clarify the target gene of IRF2 and molecular mechanisms regulating the pancreatic exocytosis.

Report

(4 results)
  • 2011 Annual Research Report   Final Research Report ( PDF )
  • 2010 Annual Research Report
  • 2009 Annual Research Report
  • Research Products

    (29 results)

All 2011 2010 2009 Other

All Journal Article (13 results) (of which Peer Reviewed: 9 results) Presentation (16 results)

  • [Journal Article] Interferon Regulatory Factor-2 Regulates Exocytosis in Mechanisms Mediated by SNAREs in Pancreatic Acinar Cells2011

    • Author(s)
      Mashima H, Sato T, Horie Y, Ohteki T, Ohnishi H
    • Journal Title

      Gastroenterology

      Volume: 141 Pages: 1102-1113

    • Related Report
      2011 Annual Research Report 2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] 膵外分泌における腺房細胞内情報伝達と分子メカニズム胆と膵2010

    • Author(s)
      真嶋浩聡, 大西洋英
    • Volume
      31
    • Pages
      535-539
    • Related Report
      2011 Final Research Report
  • [Journal Article] IL-13 promotes the proliferation of rat pancreatic stellate cells through the suppression of NF-<kappa>B /TGF-1 pathway2010

    • Author(s)
      Shinozaki S, Mashima H, Ohnishi H, Sugano K
    • Journal Title

      Biophysical Research Communications

      Volume: 393 Pages: 61-65

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] Solid Pseudopapillary Tumor of the Pancreas with Concomitant Pancreas Divisum2010

    • Author(s)
      Watanabe D, Miura KYamamoto Y, Ohnishi H
    • Journal Title

      Journal of Pancreas

      Volume: 11 Pages: 45-48

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] 膵線維化とその治療戦略2010

    • Author(s)
      真嶋浩聡, 大西洋英
    • Journal Title

      成人病と生活習慣病

      Volume: 40 Pages: 35-39

    • Related Report
      2011 Final Research Report
  • [Journal Article] 膵外分泌における腺房細胞内情報伝達と分子メカニズム2010

    • Author(s)
      真嶋浩聡、大西洋英
    • Journal Title

      胆と膵

      Volume: 31 Pages: 535-539

    • Related Report
      2010 Annual Research Report
  • [Journal Article] IL-13 promotes the proliferation of rat pancreatic stellate cells through the suppression of NF-<kappa>B/TGF-1 pathway.2010

    • Author(s)
      Shinozaki S, 真嶋浩聡, 大西洋英, Sugano K.
    • Journal Title

      Biochemical and Biophysical Research Communications 393

      Pages: 61-65

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] MCP-1 inhibits DNA synthesis in rat pancreatic stellate cells.2010

    • Author(s)
      Kamada K, 真嶋浩聡, Goto T, 大西洋英
    • Journal Title

      Akitaigaku (In press)

    • NAID

      110008439108

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Solid Pseudopapillary Tumor of the Pancreas with Concomitant Pancreas Divisum.2010

    • Author(s)
      Watanabe D, Miura K, Goto T, Nanjo H, Yamamoto Y, 大西洋英
    • Journal Title

      Journal of Pancreas 11

      Pages: 45-48

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 膵線維化とその治療戦略2010

    • Author(s)
      真嶋浩聡、大西洋英
    • Journal Title

      成人病と生活習慣病 40

      Pages: 35-39

    • Related Report
      2009 Annual Research Report
  • [Journal Article] MCP-1 inhibits DNA synthesis in rat pancreatic stellate cells2009

    • Author(s)
      Kamada K, Mashima H, Goto T, Ohnishi H
    • Journal Title

      Akitaigaku

      Volume: 36 Pages: 185-194

    • NAID

      110008439108

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] 遺伝子改変マウスを用いた急性膵炎研究の現状と今後の展望

    • Author(s)
      真嶋浩聡, 大西洋英
    • Journal Title

      膵臓

      Volume: (in press)

    • NAID

      10031074701

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] 遺伝子改変マウスを用いた急性膵炎研究の現状と今後の展望

    • Author(s)
      真嶋浩聡、大西洋英
    • Journal Title

      膵臓(日本膵臓学会誌)

      Volume: (In press)

    • NAID

      10031074701

    • Related Report
      2011 Annual Research Report
    • Peer Reviewed
  • [Presentation] IRF2膵調節性外分泌に重要な役割を果たし、急性膵炎モデルIRF2KOマウスを用いて急性膵炎発症の分子メカニズムの解明を目指す2011

    • Author(s)
      真嶋浩聡, 大西洋英
    • Organizer
      第19回浜名湖シンポジウム
    • Place of Presentation
      浜松
    • Year and Date
      2011-12-23
    • Related Report
      2011 Final Research Report
  • [Presentation] IRF2は膵調節性外分泌に重要な役割を果たし、急性膵炎モデルIRF2KOマウスを用いて急性膵炎発症の分子メカニズムの解明を目指す。2011

    • Author(s)
      真嶋浩聡、大西洋英
    • Organizer
      第19回浜名湖シンポジウム
    • Place of Presentation
      浜松
    • Year and Date
      2011-12-23
    • Related Report
      2011 Annual Research Report
  • [Presentation] 急性膵炎初期像を模倣するモデル動物IRF2KOマウスにおける膵再生及び線維化の解析2011

    • Author(s)
      真嶋浩聡, 大西洋英
    • Organizer
      第82回日本消化器内視鏡学会総会(JDDW2011)
    • Place of Presentation
      福岡
    • Year and Date
      2011-10-21
    • Related Report
      2011 Final Research Report
  • [Presentation] 急性膵炎初期像を模倣するモデル動物IRF2 KOマウスにおける膵再生及び線維化の解析2011

    • Author(s)
      真嶋浩聡、大西洋英
    • Organizer
      第82回 日本消化器内視鏡学会総会(JDDW2011)
    • Place of Presentation
      福岡
    • Year and Date
      2011-10-21
    • Related Report
      2011 Annual Research Report
  • [Presentation] Irf2-/-膵は急性膵炎早期のモデルであり、実験的膵炎に対しては耐性を示す2011

    • Author(s)
      真嶋浩聡, 大西洋英
    • Organizer
      第42回日本膵臓学会大会
    • Place of Presentation
      青森
    • Year and Date
      2011-07-30
    • Related Report
      2011 Final Research Report
  • [Presentation] Irf2-/-膵は急性膵炎早期のモデルであり、実験的膵炎に対しては耐性を示す。2011

    • Author(s)
      真嶋浩聡、大西洋英
    • Organizer
      第42回日本膵臓学会大会
    • Place of Presentation
      青森
    • Year and Date
      2011-07-30
    • Related Report
      2011 Annual Research Report
  • [Presentation] The pancreas of Irf2-/-mice presented a very early feature of acute pancreatitis and a milder response in cerulein-induced pancreatitis2011

    • Author(s)
      Mashima H, Sato T, Horie Y, Ohteki T, Ohnishi H
    • Organizer
      American Gastroenterological Association (Digestive Disease Week)
    • Place of Presentation
      Chicago
    • Year and Date
      2011-05-07
    • Related Report
      2011 Final Research Report
  • [Presentation] The pancreas of Irf2-/- mice presented a very early feature of acute pancreatitis and a milder response in cerulein-induced pancreatitis2011

    • Author(s)
      Mashima H, Sato T, Horie Y, Ohteki T, Ohnishi H
    • Organizer
      American Gastroenterological Association (Di gestive Disease Week)
    • Place of Presentation
      Chigago
    • Year and Date
      2011-05-07
    • Related Report
      2011 Annual Research Report
  • [Presentation] IRF-2は膵腺房細胞の調節性外分泌機構に重要な役割を果たす-Irf2-/-膵:急性膵炎における膵外分泌異常のモデルとしての可能性2010

    • Author(s)
      真嶋浩聡, 堀江泰夫, 大西洋英
    • Organizer
      第52回日本消化器病学会大会(第18回JDDW)
    • Place of Presentation
      横浜
    • Year and Date
      2010-10-15
    • Related Report
      2011 Final Research Report
  • [Presentation] IRF-2は膵腺房細胞の調節性外分泌機構に重要な役割を果たす-Irf2-/-膵 : 急性膵炎における膵外分泌異常のモデルとしての可能性-2010

    • Author(s)
      真嶋浩聡、堀江泰夫、大西洋英
    • Organizer
      第52回日本消化器病学会大会(第18回JDDW)
    • Place of Presentation
      横浜
    • Year and Date
      2010-10-15
    • Related Report
      2010 Annual Research Report
  • [Presentation] Interferon regulatory factor-2 plays a pivotal role in exocytosis in pancreatic acinar cells2010

    • Author(s)
      Mashima H, Sato T, Horie Y, Ohteki T, Ohnishi H
    • Organizer
      Joint Meeting of the International Association of Pancreatology and the Japan Pancreas Society
    • Place of Presentation
      福岡
    • Year and Date
      2010-07-12
    • Related Report
      2011 Final Research Report
  • [Presentation] Interferon regulatory factor-2 plays a pivotal role in exocytosis in pancreatic acinar cells.2010

    • Author(s)
      Mashima H, Sato T, Horie Y, Ohteki T, Ohnishi H
    • Organizer
      Joint Meeting of the International Association of Pancreatology and the Japan Pancreas Society
    • Place of Presentation
      福岡
    • Year and Date
      2010-07-12
    • Related Report
      2010 Annual Research Report
  • [Presentation] Interferon regulatory factor-2 plays a pivotal role in exocytosis in pancreatic acinar cells2010

    • Author(s)
      Mashima H, Sato T, Horie Y, Ohteki T, Ohnishi H
    • Organizer
      American Gastroenterological Association (Digestive Disease Week)
    • Place of Presentation
      New Orleans
    • Year and Date
      2010-05-07
    • Related Report
      2011 Final Research Report
  • [Presentation] Interferon regulatory factor-2 plays a pivotal role in exocytosis in pancreatic acinar cells.2010

    • Author(s)
      Mashima H, Sato T, Horie Y, Ohteki T, Ohnishi H.
    • Organizer
      American Gastroenterological Association (Digestive Disease Week)
    • Place of Presentation
      New Orleans (U S A)
    • Year and Date
      2010-05-07
    • Related Report
      2010 Annual Research Report
  • [Presentation] Up-regulation of jam-1 in AR42J cells treated with activin A and betacellulin and the diabetic regenerating islets2009

    • Author(s)
      Mashima H, Yoshikumi Y, Ohnishi H
    • Organizer
      The International Pancreatic Research Forum
    • Place of Presentation
      東京
    • Related Report
      2011 Final Research Report
  • [Presentation] Up-regulation of JAM-1 in AR42J cells treated with activin A and betacellulin and the diabetic regenerating islets.2009

    • Author(s)
      Hirosato M, Yoshikumi Y, Ohnishi H.
    • Organizer
      The International Pancreatic Research Forum 2009
    • Place of Presentation
      Tokyo
    • Related Report
      2009 Annual Research Report

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Published: 2009-04-01   Modified: 2016-04-21  

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