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Development of a new strategy for renal cell cancer treatment targeting ERK5

Research Project

Project/Area Number 16K10993
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Urology
Research InstitutionYamagata University

Principal Investigator

Nagaoka Akira  山形大学, 医学部, その他 (10258618)

Co-Investigator(Kenkyū-buntansha) 内藤 整  山形大学, 医学部, 助教 (00431643)
一柳 統  山形大学, 医学部, 講師 (70359561)
Research Collaborator Ichiyanagi Osamu  
Project Period (FY) 2016-04-01 – 2019-03-31
Project Status Completed (Fiscal Year 2018)
Budget Amount *help
¥4,810,000 (Direct Cost: ¥3,700,000、Indirect Cost: ¥1,110,000)
Fiscal Year 2018: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2017: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2016: ¥2,730,000 (Direct Cost: ¥2,100,000、Indirect Cost: ¥630,000)
Keywords腎癌 / ERK5 / アポトーシス / miR143 / 癌
Outline of Final Research Achievements

We confirmed ERK5 expression in 75% of clear cell carcinoma patients. And 25% of the patients had strong expression. We demonstrated that miR143 suppresses ERK5 expression. Actually, the miR143 expression had inverse correlation with ERK5 expression. To examine the effect as treatment target, we added ERK5 selective inhibitor, XMD8-92 into RCC cells in vitro and in vivo. XMD8-92 induced apoptosis and suppressed cell growth.

Academic Significance and Societal Importance of the Research Achievements

我々はVHL遺伝子異常をもつ淡明型腎癌において、VHL蛋白が分解促進するERK5が腫瘍増殖、抗アポトーシスにおいて重要な働きを示すことを示した。また、ERK5はVHLのみでなく、miR143にも制御されていることを示した。これらの制御により淡明型腎癌の75%でERK5発現が観察され、25%では強発現していることも明らかにした。ERK5阻害剤が淡明型腎癌細胞株のアポトーシス誘導、細胞増殖抑制効果を示すことを明らかにし、治療標的として有望であることを示した。

Report

(4 results)
  • 2018 Annual Research Report   Final Research Report ( PDF )
  • 2017 Research-status Report
  • 2016 Research-status Report
  • Research Products

    (5 results)

All 2018 2017

All Presentation (5 results) (of which Int'l Joint Research: 2 results)

  • [Presentation] Patients with nuclear expression of ERK5 had poor prognosis in renal cell carcinoma2018

    • Author(s)
      内藤整、菅野秀典、一柳統、長岡明他
    • Organizer
      日本癌学会総会
    • Related Report
      2018 Annual Research Report
  • [Presentation] ERK5 is a promising target for clear cell renal cell carcinoma2018

    • Author(s)
      Hidenori Kanno, Sei Naito, Osamu Ichiyanagi, Akra Nagaoka, et al.
    • Organizer
      American urological association annual meeting
    • Related Report
      2018 Annual Research Report
  • [Presentation] ERK5 inhibition as a potential therapeutic taeget for clear cell renal cell carcinoma2018

    • Author(s)
      hidenori kanno, sei naito, hiromi ito, takafumi narisawa, osamu ichiyanagi, toshihiro sakurai, hayato nishida, hisashi kawazoe, akihiko abe, takuya yamanobe, akira nagaoka, tomoyuki kato, norihiko tsuchiya
    • Organizer
      日本泌尿器科学会総会
    • Related Report
      2017 Research-status Report
  • [Presentation] ERK5 is a promising therapeutic target for clear cell renal carcinoma2018

    • Author(s)
      Hidenori Kanno, Sei Naito, Osamu Ichiyanagi, Takafumi Narisawa, Hiromi Ito, Akira Nagaoka, Suguru Ito, Shinta Suenaga, Hiroki Fukuhara, Yuta Kurota, Mayu Yagi, Atsushi Yamagishi, Toshihiko Sakurai, Hayato Nishida, Hisashi Kawazoe, Akihiko Abe, Takuya Yamanobe, Tomoyuki Kato, Norihiko Tsuchiya
    • Organizer
      american urological association
    • Related Report
      2017 Research-status Report
    • Int'l Joint Research
  • [Presentation] The effects of ERK5 inhibition in clear cell renal cell carcinoma2017

    • Author(s)
      Hidenori Kanno, Sei Naito, Hiromi Ito, Osamu Ichiyanagi, Yuuta Kurota, Mayu Yagi, Atsushi Yamagishi, Toshihiko Sakurai, Hayato Nishida, Tomohiro Shibasaki, Hisashi Kawazoe, Tomoyuki Kato, Akira Nagaoka, Norihiko Tsuchiya
    • Organizer
      American association for cancer research
    • Related Report
      2017 Research-status Report
    • Int'l Joint Research

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Published: 2016-04-21   Modified: 2020-03-30  

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