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2008 Fiscal Year Final Research Report

COX-2 expression and involvement of PGE2-synthesizing pathway in carcinogenesis of head and neck cancer

Research Project

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Project/Area Number 18791211
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Otorhinolaryngology
Research InstitutionKagawa University

Principal Investigator

GOTO Rieko  Kagawa University, 医学部, 助教 (20304602)

Project Period (FY) 2007 – 2008
KeywordsCOX2 / PGE2 receptor / carcinogenesis
Research Abstract

頭頸部癌ではCOX-2の過剰発現を認め、異形成でも6割に過剰発現を認めた。PGE2レセプターに関してはEP3、EP4レセプターが癌細胞において高頻度に発現を認め、COX-2ならびにPGE2産生能の異なる2種類の頭頸部癌培養細胞を用いてEP3阻害剤とEP4阻害剤の効果を検討したところ、EP3阻害剤による細胞増殖抑制効果を認めた。COX-2阻害剤と同様にEP3阻害剤は癌細胞の増殖を抑制する可能性が示唆されたが、その機序はPGE2合成経路以外の関与も考えられ、今後のさらなる検討を要する。

  • Research Products

    (3 results)

All 2009 2008 2006

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (1 results)

  • [Journal Article] Expression of prostaglandin E2 reseptors in oral squamous cell carcinomas and growth inhibitory effects of an EP3 selective antagonist, ONO-AE3-240.2009

    • Author(s)
      Hoshikawa H, Goto R, et al
    • Journal Title

      International Journal of Oncology 34

      Pages: 847-852

    • Peer Reviewed
  • [Journal Article] Clinicopathological significance of cyclooxygenase-2 expression in hypopharyngeal squamous cell carcinoma2008

    • Author(s)
      Goto R, Hoshikawa H, Fujii T et.al
    • Journal Title

      Oncology Reports 19

      Pages: 645-650

    • Peer Reviewed
  • [Presentation] 頭頸部扁平上皮癌に対するPG受容体の発現と選択的拮抗薬の効果2006

    • Author(s)
      星川広史
    • Organizer
      日本癌治療学会
    • Place of Presentation
      東京都
    • Year and Date
      2006-10-20

URL: 

Published: 2010-06-10   Modified: 2016-04-21  

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