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Characterization of combination effects of molecular targeted reagents based on the cell membrane bi-molecular cancer target

Research Project

Project/Area Number 15K07941
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Biological pharmacy
Research InstitutionSaitama Medical University

Principal Investigator

Kotani Norihiro  埼玉医科大学, 医学部, 准教授 (90342782)

Co-Investigator(Kenkyū-buntansha) 本家 孝一  高知大学, その他部局等, 副学長 (80190263)
Research Collaborator YAMAGUCHI arisa  
Project Period (FY) 2015-04-01 – 2019-03-31
Project Status Completed (Fiscal Year 2018)
Budget Amount *help
¥4,940,000 (Direct Cost: ¥3,800,000、Indirect Cost: ¥1,140,000)
Fiscal Year 2017: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2016: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2015: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Keywords肺がん / 分子会合体 / 分子標的薬 / 膜タンパク質 / 分子間相互作用 / 脂質ラフト / 2分子会合体 / がん
Outline of Final Research Achievements

Here, we examined the cancer cell membrane-resident “cis-bimolecular complex as a possible cancer target. In vitro simulation of effective drug combinations used for multiple drug treatment strategy was performed using reagents targeted to cis-bimolecular complex. The combination treatment based on the information moderately suppressed cancer cell proliferation compared with single administration, suggesting that the information is profitable for the appropriate selection of the combination among molecular targeted reagents. Thus, cis-bimolecular complex has the possibility to make a contribution to several molecular targeted strategies in future.

Academic Significance and Societal Importance of the Research Achievements

本研究により、現在様々な腫瘍治療に使用されている抗体医薬品を含む分子標的薬治療の治療前評価が可能になることが期待される。今後も、分子標的薬の使用は増え続けていくことが予想され、適切な薬剤選択は重要になると考えられる。
また、分子会合体情報を用いて分子標的薬剤併用効果について研究する試みは国内、国外においてもまだ実施された事例はなく、本研究により腫瘍薬物治療(抗がん剤治療)についての新規かつ重要な知見が得られると期待される。

Report

(4 results)
  • 2018 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • 2015 Research-status Report
  • Research Products

    (2 results)

All 2018 2016

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

  • [Journal Article] Tumor-dependent secretion of close homolog of L1 results in elevation of its circulating level in mouse model for human lung tumor2018

    • Author(s)
      Kotani Norihiro、Ida Yui、Nakano Takanari、Sato Izumi、Kuwahara Ryusuke、Yamaguchi Arisa、Tomita Masahiro、Honke Koichi、Murakoshi Takayuki
    • Journal Title

      Biochemical and Biophysical Research Communications

      Volume: 501 Issue: 4 Pages: 982-987

    • DOI

      10.1016/j.bbrc.2018.05.096

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Presentation] マ ウ ス 肺 が ん 細 胞 特 異 的 に 発 現 す る 細 胞 膜 上 分 子 会 合 体 同 定 の 試 み2016

    • Author(s)
      小 谷 典 弘、 山 口 亜 利 沙 、 中 野 貴 成 、 荒 木 智 之 、 村 越 隆 之 、本家 孝一
    • Organizer
      第35回日本糖質学会年会
    • Place of Presentation
      高知
    • Year and Date
      2016-09-01
    • Related Report
      2016 Research-status Report

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Published: 2015-04-16   Modified: 2021-01-27  

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