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The epigenetics of leukemic cell drug resistance

Research Project

Project/Area Number 24791052
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Pediatrics
Research InstitutionHamamatsu University School of Medicine

Principal Investigator

SAKAGUCHI KIMIYOSHI  浜松医科大学, 医学部附属病院, 助教 (00402280)

Project Period (FY) 2012-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Fiscal Year 2014: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2013: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2012: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Keywords癌 / 遺伝子 / 発現制御
Outline of Final Research Achievements

We confirmed that the demethylating agent (decitabine) enhances the cytotoxic effect of anti-leukemic agents such as clofarabine and etoposide synergistically, and the cytotoxic effect is depend on caspase-3/7 activity. Then, we confirmed that decitabine increase mRNA expression levels of BID, BAX, BAD, PUMA, CASP3. Although, decitabine did not demethylate the CpG of BID, BAX, BAD, CASP3. Therefore, we carried out genome-wide gene expression studies and epigenome-wide association studies. The results showed that decitabine demethylate the CpG of AATK and increase its mRNA expression.

Report

(4 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Research-status Report
  • 2012 Research-status Report
  • Research Products

    (5 results)

All 2014 2012 Other

All Presentation (4 results) Remarks (1 results)

  • [Presentation] DECITABINE ENHANCES CYTOTOXIC EFFECT OF OTHER ANTI-LEUKEMIC AGENTS SYNERGISTICALLY IN ACUTE LYMPHOBLASTIC LEUKEMIA CELL LINE2014

    • Author(s)
      坂口公祥
    • Organizer
      The 46h Congress of the International Society of Paediatric Oncology
    • Place of Presentation
      トロント(カナダ)
    • Year and Date
      2014-10-21 – 2014-10-25
    • Related Report
      2014 Annual Research Report
  • [Presentation] 2’-Deoxy-5-azacytidine Enhances Cytotoxic Effect of Other Anti-leukemic Agents Synergistically in Acute Lymphoblastic Leukemia Cell Line2014

    • Author(s)
      坂口公祥
    • Organizer
      The 5th JSH International Symposium
    • Place of Presentation
      浜松
    • Year and Date
      2014-05-24 – 2014-05-25
    • Related Report
      2014 Annual Research Report
  • [Presentation] 2′-Deoxy-5-azacytidine Enhances Cytotoxic Effect of Other Anti-leukemic Agents Synergistically in Acute Lymphoblastic Leukemia Cell Line2014

    • Author(s)
      坂口公祥
    • Organizer
      第5回日本血液学会国際シンポジウム
    • Place of Presentation
      浜松市
    • Related Report
      2013 Research-status Report
  • [Presentation] 2'-deoxy-5-azacytidineは急性リンパ性白血病細胞株に対する抗白血病薬の殺細胞効果を相乗的に増強する2012

    • Author(s)
      坂口公祥、高橋寛吉、清水大輔、岡田周一、緒方勤
    • Organizer
      第54回日本小児血液・がん学会学術集会
    • Place of Presentation
      横浜市 パシフィコ横浜
    • Related Report
      2012 Research-status Report
  • [Remarks] 国立大学法人 浜松医科大学 小児科 研究内容

    • URL

      http://www2.hama-med.ac.jp/w1b/pediatr/patient/kenkyu.html

    • Related Report
      2012 Research-status Report

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Published: 2013-05-31   Modified: 2019-07-29  

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