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2009 Fiscal Year Final Research Report

The effect of chemical chaperone on myocardial ischemia-reperfusion injury and infarction in mice

Research Project

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Project/Area Number 20790521
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Circulatory organs internal medicine
Research InstitutionKanazawa University

Principal Investigator

OKAJIMA Masaki  Kanazawa University, 附属病院, 助教 (00361999)

Project Period (FY) 2008 – 2009
KeywordsERストレス / 虚血再灌流 / 心筋梗塞 / シャペロン
Research Abstract

We assessed the hypothesis that 4-PBA (chemical chaperone) reduces endoplasmic reticulum stress (ER stress) mediated apoptosis and protects against myocardial ischemia-reperfusion injury or myocardial infarction in mice. In result, 4-PBA reduced ER stress mediated apoptosis, decreased infarct size, maintained cardiac function and improved survival ratio in mice with ischemia-reperfusion. On the other hand, 4-PBA inhibited fibrosis and induced cardiac rupture in mice with myocardial infarction.

  • Research Products

    (4 results)

All 2010 2008

All Journal Article (1 results) (of which Peer Reviewed: 1 results) Presentation (3 results)

  • [Journal Article]2010

    • Author(s)
      Ootsuji, H., Honda, M., Kaneko, S., Usui S., Okajima., M, Okada, H., Sakai, Y., Takamura, T., Horimoto, K., Takamura, M.
    • Journal Title

      Circ Cardiovasc Genet 3(1)

      Pages: 68-77

    • Peer Reviewed
  • [Presentation] Sodium 4-phenylbutylate protects against myocardial ischemia-reperfusion injury by reducing unfolded protein response-mediated apoptosis in mice.2010

    • Author(s)
      Okajima, M., Takamura, M., Usui, S., Taniguchi, T., Kanako, S.
    • Organizer
      30th International Symposium on Intensive Care and Emergency Medicine
    • Place of Presentation
      Square-Brussels Meeting Center(Belgium)
    • Year and Date
      2010-03-09
  • [Presentation] Sodium 4-phenylbutylate protects against myocardial ischemia-reperfusion injury by reducing unfolded protein response-mediated apoptosis in mice.2010

    • Author(s)
      岡島正樹, 近田明男, 八重樫貴紀, 池田達則, 高島伸一郎, 加藤武史, 薄井荘一郎, 古荘浩司, 金子周一
    • Organizer
      第74回日本循環器学会総会
    • Place of Presentation
      国立京都国際会館(京都府)
    • Year and Date
      2010-03-05
  • [Presentation] Sodium 4-phenylbutylate reduces myocardial ischemia-reperfusion injury in mice.2008

    • Author(s)
      Okajima, M., Takamura, M., Kaneko S.
    • Organizer
      Hypertension 2008 (ESH/ISH)
    • Place of Presentation
      Internationales Congress Centrum Berlin (Germany)
    • Year and Date
      2008-06-18

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Published: 2011-06-18   Modified: 2016-04-21  

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