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Analysis of regulatory mechanism of tumor angiogenesis by Tie1 ectodomain

Research Project

Project/Area Number 26830072
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Tumor biology
Research InstitutionOsaka University

Principal Investigator

YAMAKAWA DAISHI  大阪大学, 微生物病研究所, 特任研究員(常勤) (20631097)

Project Period (FY) 2014-04-01 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Fiscal Year 2015: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2014: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Keywords腫瘍血管新生 / 血管新生阻害 / 蛋白質分解酵素 / 血管内皮細胞 / Tie1 / Tie2 / 抗腫瘍効果
Outline of Final Research Achievements

Suppression of tumor angiogenesis suppress penetration of nutrients into tumor, resulting in tumor growth suppression. It is known that receptor tyrosine kinase Tie1 associates with vascular stabilization. In this study, we focused on the function of Tie1 ectodomain which is cleaved by angiogenic stimulation. We identified that Tie1 ectodomain suppresses pathological angiogenesis via direct interaction with endothelial cells in vitro and in vivo.
In the future, we hope to establish the induction method of Tie1 ectodomain shedding or regulation method of Tie1 ectodomain binding molecule in tumor vasculature.

Report

(3 results)
  • 2015 Annual Research Report   Final Research Report ( PDF )
  • 2014 Research-status Report
  • Research Products

    (8 results)

All 2016 2015 Other

All Journal Article (2 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 2 results,  Open Access: 2 results) Presentation (3 results) Remarks (3 results)

  • [Journal Article] Apelin as a marker for monitoring the tumor vessel normalization window during antiangiogenic therapy.2016

    • Author(s)
      Zhang L, Takara K, Yamakawa D, Kidoya H, Takakura N.
    • Journal Title

      Cancer Sci

      Volume: 107 Issue: 1 Pages: 36-44

    • DOI

      10.1111/cas.12836

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] APJ Regulates Parallel Alignment of Arteries and Veins in the Skin.2015

    • Author(s)
      Kidoya H, Naito H, Muramatsu F, Yamakawa D, Jia W, Ikawa M, Sonobe T, Tsuchimochi H, Shirai M, Adams RH, Fukamizu A, Takakura N.
    • Journal Title

      Dev Cell.

      Volume: 33 Issue: 3 Pages: 247-259

    • DOI

      10.1016/j.devcel.2015.02.024

    • Related Report
      2015 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Presentation] 腫瘍血管新生におけるTie1細胞外ドメイン切断の意義2016

    • Author(s)
      山川大史
    • Organizer
      第2回血管生物医学会若手研究会
    • Place of Presentation
      仙台
    • Year and Date
      2016-03-04
    • Related Report
      2015 Annual Research Report
  • [Presentation] DNA複製因子PSF1のプロモーター活性を指標とした増殖血管内皮細胞の分離2015

    • Author(s)
      山川大史、木戸屋浩康、橘田未来、細島祥子、高倉伸幸
    • Organizer
      第23回日本血管生物医学会学術集会
    • Place of Presentation
      神戸
    • Year and Date
      2015-12-11
    • Related Report
      2015 Annual Research Report
  • [Presentation] Tie1細胞外ドメインの脱落が腫瘍血管新生を制御する2015

    • Author(s)
      山川大史、木戸屋浩康、ジャイシン、橘田未来、高倉伸幸
    • Organizer
      第74回日本癌学会学術総会
    • Place of Presentation
      名古屋
    • Year and Date
      2015-10-09
    • Related Report
      2015 Annual Research Report
  • [Remarks] 大阪大学 微生物病研究所 情報伝達分野

    • URL

      http://st.biken.osaka-u.ac.jp

    • Related Report
      2015 Annual Research Report
  • [Remarks] 大阪大学微生物病研究所ホームページ

    • URL

      http://st.biken.osaka-u.ac.jp

    • Related Report
      2014 Research-status Report
  • [Remarks] 大阪大学研究者総覧

    • URL

      http://www.dma.jim.osaka-u.ac.jp/view?l=ja&u=3220

    • Related Report
      2014 Research-status Report

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Published: 2014-04-04   Modified: 2017-05-10  

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