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2008 Fiscal Year Final Research Report

Research of proteins involved in repair of DNA double strand breaks for individualization of radi ation therapy

Research Project

  • PDF
Project/Area Number 19591462
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Radiation science
Research InstitutionSapporo Medical University

Principal Investigator

SAKATA Koh-ichi  Sapporo Medical University, 医学部, 准教授 (10235153)

Co-Investigator(Kenkyū-buntansha) TAKAGI Masaru  札幌医科大学, 医学部, 研究員 (10404716)
Project Period (FY) 2007 – 2008
Keywords放射線治療学
Research Abstract

これまでの我々のDNA-PK(DNA依存性プロテインキナーゼ)の研究成果を臨床応用に近づけることを目標として、DNA-PK活性を阻害して、放射線による殺細胞効果を増感する方法の開発を目指した。そこで、ギメラシルに注目して研究を行った。ギメラシルは、抗癌剤TS-1の一成分であり、肝臓での5-FUの分解を阻害し、血中5-FU濃度を高値に保つ作用をもつ。しかし、ギメラシル自体が放射線増感効果を持つことが報告されており、その放射線増感の分子メカニズムを検討した。

  • Research Products

    (12 results)

All 2008 2007

All Journal Article (9 results) (of which Peer Reviewed: 8 results) Presentation (3 results)

  • [Journal Article] Brachytherapy for oral tongue cancer : An analysis of treatment results with various biological markers2008

    • Author(s)
      K Sakata, M Someya, H Nagakura, K Nakata, A Oouchi, M Takagi, and M Hareyama
    • Journal Title

      Jap J Clin Oncol 38

      Pages: 402-407

    • Peer Reviewed
  • [Journal Article] Results of concomitant chemoradiation for cervical cancer using high dose rate intracavitary brachytherapy : Study of JROSG (Japan Radiation Oncology Study Group)2008

    • Author(s)
      K. Sakata, H Sakurai, Y Suzuki, S Katoh,, T Ohno, T Toita, M Kataoka, E Tanaka, Y Kaneyasu, T Uno, Y Harima, and T Nakano
    • Journal Title

      Acta Oncologica 47

      Pages: 434-441

    • Peer Reviewed
  • [Journal Article] Tissue oxygenation in a murine SCC VII tumor after X-ray irradiation as determined by EPR spectroscopy2008

    • Author(s)
      H. Fujii, K. Sakata, Y. Katsumata, R. Sato, M. Kinouchi, M. Someya, S. Masunaga, M. Hareyama, H. M. Swartz and H. Hirata
    • Journal Title

      Radiother Oncol 86(23)

      Pages: 354-360

    • Peer Reviewed
  • [Journal Article] Ability to repair DNA double-strand breaks related to cancer susceptibility and radiosensitivity2007

    • Author(s)
      K Sakata, M Someya, Y Matsumoto, and M Hareyama
    • Journal Title

      Radiation Medicine 25(9)

      Pages: 433-438

    • Peer Reviewed
  • [Journal Article] 多分割照射の基礎と臨床-多分割照射の理論の臨床への応用2007

    • Author(s)
      坂田耕一、染谷正則、中田健生、高木克、小島一男、晴山雅人
    • Journal Title

      頭頚部癌 33(3)

      Pages: 280-282

  • [Journal Article] Immunohistochemical analysis of Ku70/86 expression of breast cancer tissues2007

    • Author(s)
      M Someya, K Sakata, Y Matsumoto, M Satoh, H Narimatsu, and M Hareyama
    • Journal Title

      Oncology Reports 18(6)

      Pages: 1483-1487

    • Peer Reviewed
  • [Journal Article] Association of DNA-PK activity and radiation-induced NBS1 foci formation in lymphocytes with clinical malignancy in breast cancer patients2007

    • Author(s)
      M Someya, K Sakata, Y Matsumoto, H Tauchi, H Narimatsu, and M Hareyama
    • Journal Title

      Oncology Reports 18(4)

      Pages: 873-878

    • Peer Reviewed
  • [Journal Article] 発癌、放射線感受性とDNA2本鎖切断修復能2007

    • Author(s)
      坂田耕一, 染谷正則, 晴山雅人
    • Journal Title

      癌の臨床 53(6)

      Pages: 361-364

    • Peer Reviewed
  • [Journal Article] cDNA analysis of gene expression associated with DNA-dependent protein kinase activity2007

    • Author(s)
      K. Sakata, H. Yamamoto, Y. Matsumoto, M. Someya , and M. Hareyama
    • Journal Title

      Int J Oncol 30(2)

      Pages: 413-420

    • Peer Reviewed
  • [Presentation] ギメラシルの放射線増感作用2008

    • Author(s)
      坂田耕一
    • Organizer
      第21回日本放射線腫瘍学会
    • Place of Presentation
      札幌パークホテル
    • Year and Date
      2008-10-18
  • [Presentation] ギメラシルの放射線増感効果の分子メカニズム2008

    • Author(s)
      坂田耕一
    • Organizer
      第66回日本医学放射線学会
    • Place of Presentation
      パシフィコ横浜
    • Year and Date
      2008-04-06
  • [Presentation] SCneoレポーター法によるギメラシル放射線増感効果の検討2007

    • Author(s)
      坂田耕一
    • Organizer
      第20回日本放射線腫瘍学会
    • Place of Presentation
      福岡国際会議場
    • Year and Date
      2007-12-13

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

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