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婦人科悪性腫瘍におけるEtsファミリーの発現と機能の解析

Research Project

Project/Area Number 16790961
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Obstetrics and gynecology
Research InstitutionOita University

Principal Investigator

高井 教行  大分大学, 医学部, 助手 (50295185)

Project Period (FY) 2004 – 2005
Project Status Completed (Fiscal Year 2005)
Budget Amount *help
¥3,600,000 (Direct Cost: ¥3,600,000)
Fiscal Year 2005: ¥700,000 (Direct Cost: ¥700,000)
Fiscal Year 2004: ¥2,900,000 (Direct Cost: ¥2,900,000)
Keywords子宮頚癌 / 子宮体癌 / 卵巣癌 / c-Ets1 / Elf-1 / 浸潤 / 転移
Research Abstract

ProtooncogeneのEtsファミリーには、標的になる遺伝子・蛋白としてuPA, MMP-1,MMP-3,MMP-9,integrinなどの蛋白分解酵素、cyclinファミリ-などの細胞周期調節蛋白などがあり、癌の浸潤・転移や増殖・分化に関与する。われわれはEts-1蛋白が子宮体癌[Takai et al., Cancer,2000]と上皮性卵巣癌[Takai et al., Int J Mol Med,2002]において過剰発現し、Elf-1蛋白の発現が子宮体癌[Takai et al., Gynecol Oncol,2003]と上皮性卵巣癌[Takai et al., Int J Mol Med,2003]の病理組織学的予後因子と相関していることを報告してきた。しかし、この2つを含むすべてのEtsファミリーのmRNAや蛋白が臨床的にどのような癌細胞で、どのような分化度の細胞で、どの程度の発現が認められるのかなどほとんど解析されていない。そこで、子宮癌、卵巣癌の増殖・分化・浸潤・転移機構とEtsファミリーとの関係について検討し、さらにその癌に罹患した患者の予後を検討した。すなわちEtsファミリーが、どうの様な癌細胞で、どのような分化度の細胞で、どの程度の発現が認められるのかを確認した。さらに、臨床材料では解析不可能なmitogenなどによる刺激実験を培養癌細胞(HeLa細胞、HUAA細胞、OMC-3細胞など)で解析を行った。ノーザン法、in situ hybridization法、免疫組織化学法により、Etsファミリーは分化度の低い症例や臨床進行期の進んだ症例に多く発現している事を明らかにした。

Report

(2 results)
  • 2005 Annual Research Report
  • 2004 Annual Research Report
  • Research Products

    (13 results)

All 2006 2005 2004

All Journal Article (12 results) Book (1 results)

  • [Journal Article] 2C4, a monoclonal antibody against HER2, disrupts the HER kinase signaling pathway and ihibits ovarian carcinoma cell growth.2005

    • Author(s)
      Noriyuki Takai
    • Journal Title

      Cancer 104(12)

      Pages: 2701-2708

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Discovery of epigenetically masked tumor suppressor genes in endometrial cancer.2005

    • Author(s)
      Noriyuki Takai
    • Journal Title

      Mol Cancer Res

      Pages: 261-269

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Expression of c-Ets1 Protein in Normal Human Placenta.2005

    • Author(s)
      Noriyuki Takai
    • Journal Title

      Gynecol Obstet Invest 61(1)

      Pages: 15-20

    • Related Report
      2005 Annual Research Report
  • [Journal Article] K252a inhibits proliferation of ovarian cancer cells by upregulating p21^<WAF1>2005

    • Author(s)
      Noriyuki Takai
    • Journal Title

      Oncol Rep 14(1)

      Pages: 141-143

    • Related Report
      2005 Annual Research Report
  • [Journal Article] C2-ceramide exhibits antiproliferative activity and potently induces apoptosis in endometrial carcinoma2005

    • Author(s)
      Noriyuki Takai
    • Journal Title

      Oncol Rep 14(15)

      Pages: 1287-1291

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Management of patients with carcinoma of the cervix with anuric renal failure.2005

    • Author(s)
      Noriyuki Takai
    • Journal Title

      Int J Gynaccol Obstet 88(2)

      Pages: 156-157

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Polo-like kinases (Plks) and cancer.2005

    • Author(s)
      Noriyuki Takai
    • Journal Title

      Oncogene 24(2)

      Pages: 287-291

    • Related Report
      2004 Annual Research Report
  • [Journal Article] Management of patients with carcinoma of the cervix with anuric renal failure.2005

    • Author(s)
      Noriyuki Takai
    • Journal Title

      International Journal of Obstet Gynecol (in press)

    • Related Report
      2004 Annual Research Report
  • [Journal Article] Histone deacetylase inhibitors have a profbund antigrowth activity in endometrial cancer cells.2004

    • Author(s)
      Noriyuki Takai
    • Journal Title

      Clinical Cancer Research 10(3)

      Pages: 1141-1149

    • Related Report
      2004 Annual Research Report
  • [Journal Article] Human Ovarian cancer cells : Histone deacetylase inhibitors exhibit antiproliferative activity and potently induce apoptosis.2004

    • Author(s)
      Noriyuki Takai
    • Journal Title

      Cancer 101(12)

      Pages: 2760-2770

    • Related Report
      2004 Annual Research Report
  • [Journal Article] The relationship between oncogene expression and clinical outcome in endometrial carcinoma.2004

    • Author(s)
      Noriyuki Takai
    • Journal Title

      Current Cancer Drug Targets 4(6)

      Pages: 511-520

    • Related Report
      2004 Annual Research Report
  • [Journal Article] Clinical relevance of oncogenes overexpression in endometrial carcinoma.2004

    • Author(s)
      Noriyuki Takai
    • Journal Title

      Recent Research Developments in Cancer 6(1)

      Pages: 163-178

    • Related Report
      2004 Annual Research Report
  • [Book] Handbook of immunohistochemistry and in situ hybridization of human carcinomas. Vol 4.2006

    • Author(s)
      Noriyuki Takai
    • Total Pages
      6
    • Publisher
      Elsevier(USA)
    • Related Report
      2005 Annual Research Report

URL: 

Published: 2004-04-01   Modified: 2016-04-21  

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