• Search Research Projects
  • Search Researchers
  • How to Use
  1. Back to previous page

Comprehensive research for individualized use of anti-ErbB2 monoclonal antibodies in breast cancer

Research Project

Project/Area Number 19790145
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Medical pharmacy
Research InstitutionKobe University (2008)
National Cancer Center Research Institute and Research Center for Innovative Oncology, National Cancer Center Hospital East (2007)

Principal Investigator

MUKOHARA Toru  Kobe University, 医学部・附属病院, 特命准教授 (80435718)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,720,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥420,000)
Fiscal Year 2008: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Fiscal Year 2007: ¥1,900,000 (Direct Cost: ¥1,900,000)
Keywords癌 / 分子標的治療 / 個別化治療 / 乳がん / PI3K / PIK3CA / HER2 / チロシンキナーゼ
Research Abstract

HER2過剰発現乳がん細胞株において、PIK3CA遺伝子変異がtrastuzumabおよび小分子HER2キナーゼ阻害薬に対する耐性の原因になることが示唆された。また、trastuzumabや小分子HER2キナーゼ阻害薬の効果と相関するバイオマーカとして、リン酸化型S6Kが有用であることが示唆された。さらに、これら細胞では、PIK3CAの遺伝子型に関わらずPI3K経路に依存しており、PI3K阻害薬に感受性を示した。

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (2 results)

All 2009

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

  • [Journal Article] Gain of function mutations of PIK3CA is associated with resistance to HER2-targeted agents in HER2-amplified breast cancer cell lines2009

    • Author(s)
      Kataoka Y, Mukohara T, Shimada H, Saijo N, Hirai M, Minami H.
    • Journal Title

      Ann Oncol (In press)

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Presentation] Individualized RTK-targeted therapy in breast cancer2009

    • Author(s)
      Mukohara T.
    • Organizer
      An invited speaker, 24^<th> Nagoya International Cancer Treatment Symposium 2009
    • Place of Presentation
      Nagoya, Japan
    • Related Report
      2008 Final Research Report

URL: 

Published: 2007-04-01   Modified: 2016-04-21  

Information User Guide FAQ News Terms of Use Attribution of KAKENHI

Powered by NII kakenhi