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Regulation of leukotriene B4 receptor2(BLT2) accelerates corneal wound by NSAIDs

Research Project

Project/Area Number 16K20334
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Ophthalmology
Research InstitutionJuntendo University

Principal Investigator

Iwamoto Satoshi  順天堂大学, 医学部, 助教 (10568207)

Research Collaborator YOKOMIZO takehiko  
MATSUDA akira  
OKUNO toshiaki  
KOGA tomoaki  
Project Period (FY) 2016-04-01 – 2019-03-31
Project Status Completed (Fiscal Year 2018)
Budget Amount *help
¥3,900,000 (Direct Cost: ¥3,000,000、Indirect Cost: ¥900,000)
Fiscal Year 2017: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Fiscal Year 2016: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Keywords角膜創傷治癒 / ロイコトリエンB4受容体 / BLT2 / ロイコトリエンB4第二受容体 / 脂質メディエーター / ロイコトリエンB4 / NSAIDs
Outline of Final Research Achievements

We often use non-steroidal anti-inflammatory drugs(NSAIDs). Past reports show NSAIDs eye drops delay corneal wound healing. But the mechanism was not clear. We focused on the leukotriene B4 receptor2 (BLT2) and 12HHT(BLT2 ligand). The result shows that 12HHT/BLT2 pathway accelerate corneal wound healing. This research make a new eye drops for corneal wound healing.

Academic Significance and Societal Importance of the Research Achievements

日常生活でよく使われる非ステロイド性抗炎症薬(NSAIDs)点眼の副作用のメカニズムの一端を解明した。今後NSAIDs点眼の使用には注意を喚起すると共に、使用に注意を要する症例などがあるため、その情報を発信してゆく。また、新規の角膜治療薬の発見に結びつく研究であり、今後のさらなる研究が必要である。

Report

(4 results)
  • 2018 Annual Research Report   Final Research Report ( PDF )
  • 2017 Research-status Report
  • 2016 Research-status Report
  • Research Products

    (5 results)

All 2019 2017 2016

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

  • [Journal Article] Non-steroidal anti-inflammatory drug delays corneal wound healing by reducing production of 12-hydroxyheptadecatrienoic acid, a ligand for leukotriene B4 receptor 22017

    • Author(s)
      Iwamoto Satoshi、Koga Tomoaki、Ohba Mai、Okuno Toshiaki、Koike Masato、Murakami Akira、Matsuda Akira、Yokomizo Takehiko
    • Journal Title

      Scientific Reports

      Volume: 7 Issue: 1 Pages: 13267-13267

    • DOI

      10.1038/s41598-017-13122-8

    • Related Report
      2017 Research-status Report
    • Peer Reviewed / Open Access
  • [Presentation] Ocular surfaceと非ステロイド性抗炎症薬2019

    • Author(s)
      岩本怜
    • Organizer
      第123回日本眼科学会総会
    • Related Report
      2018 Annual Research Report
  • [Presentation] NSAIDs cause corneal epithelial damage by inhibition of leukotriene B4 receptor 2 signaling2016

    • Author(s)
      Satoshi Iwamoto
    • Organizer
      Association for Research in Vision and Ophthalmology
    • Place of Presentation
      Seattle
    • Year and Date
      2016-05-01
    • Related Report
      2016 Research-status Report
    • Int'l Joint Research
  • [Presentation] NSAIDsによる角膜創傷治癒遅延の分子メカニズムの解析2016

    • Author(s)
      岩本怜
    • Organizer
      第120回日本眼科学会総会
    • Place of Presentation
      仙台
    • Year and Date
      2016-04-07
    • Related Report
      2016 Research-status Report
  • [Funded Workshop] ARVO20172017

    • Related Report
      2017 Research-status Report

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Published: 2016-04-21   Modified: 2020-03-30  

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