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Development of novel pro-drug type oligonucleotides which are efficiently delivered into target sits in body.

Research Project

Project/Area Number 21651098
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeSingle-year Grants
Research Field Living organism molecular science
Research InstitutionKanagawa University

Principal Investigator

ONO Akira  神奈川大学, 工学部, 教授 (10183253)

Co-Investigator(Kenkyū-buntansha) OKAMOTO Itaru  神奈川大学, 工学部, 特別助教 (40460133)
Project Period (FY) 2009 – 2011
Project Status Completed (Fiscal Year 2011)
Budget Amount *help
¥3,400,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥300,000)
Fiscal Year 2011: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2010: ¥1,000,000 (Direct Cost: ¥1,000,000)
Fiscal Year 2009: ¥1,100,000 (Direct Cost: ¥1,100,000)
Keywords生物活性分子の設計・合成 / 核酸医薬 / ドラッグデリバリー / プロドラッグ / 生体膜透過 / 生分解性保護法 / DNA合成 / アミダイト法 / dioxolenone保護基
Research Abstract

New methods for protecting the phosphordiester in oligonucleotides, with new bio-degradable protection groups, have been investigated. A thymidyl-thymidine with a new dioxolenone based protection group at the phosphordiester linkage was synthesized. By treating the protected thymidyl-thymidine with a esterase from porcine liver(Sigma-Ardrich), the dioxolenone based protecting group was released and a free thymidyl-thymidine was obtained.

Report

(4 results)
  • 2011 Annual Research Report   Final Research Report ( PDF )
  • 2010 Annual Research Report
  • 2009 Annual Research Report
  • Research Products

    (16 results)

All 2012 2011 2010 Other

All Presentation (12 results) Remarks (3 results) Patent(Industrial Property Rights) (1 results)

  • [Presentation] 酵素分解性保護基を有するプロトーラッグ型オリゴヌクレオチドの開発研究2012

    • Author(s)
      佐川直樹、友利貴人、岡本到、小野晶
    • Organizer
      日本化学会第92春季年会
    • Place of Presentation
      慶応大学日吉キャンパス
    • Year and Date
      2012-03-25
    • Related Report
      2011 Annual Research Report
  • [Presentation] 酵素分解性の長鎖アルキル基を結合したオリゴデオキシリボヌクレオチドの合成研究2012

    • Author(s)
      三田晃央、佐川直樹、岡本到、小野晶
    • Organizer
      日本化学会第92春季年会
    • Place of Presentation
      慶応大学日吉キャンパス
    • Year and Date
      2012-03-25
    • Related Report
      2011 Annual Research Report
  • [Presentation] 酵素分解性保護基を有する短鎖オリゴヌクレオチドの合成研究2012

    • Author(s)
      友利貴人、佐川直樹、岡本到、小野晶
    • Organizer
      日本化学会第92春季年会
    • Place of Presentation
      慶応大学日吉キャンパス
    • Year and Date
      2012-03-25
    • Related Report
      2011 Annual Research Report
  • [Presentation] Synthesis of short oligonucleotides with enzyme degradable protection groups2011

    • Author(s)
      Takahito Tomori, Shota Ito, Naoki Sagawa, Shintaro Kousaka, Itaru Okamoto, Akira Ono
    • Organizer
      The 38th International Symposium on Nucleic Acid Chemistry(ISNAC2011)
    • Place of Presentation
      北海道大学
    • Year and Date
      2011-11-10
    • Related Report
      2011 Final Research Report
  • [Presentation] Solid phased synthesis of oligodeoxyribonucleotide with enzymedegradable protection groups2011

    • Author(s)
      Akihiro Mita, Shota Ito, Itaru Okamoto, Akira Ono
    • Organizer
      The 38th International Symposium on Nucleic Acid Chemistry(ISNAC2011)
    • Place of Presentation
      北海道大学
    • Year and Date
      2011-11-10
    • Related Report
      2011 Final Research Report
  • [Presentation] Synthesis of short oligonucleotides with enzyme degradable protection groups2011

    • Author(s)
      Takahito Totnori, Shota Ito, Naoki Sagawa, Shintaro Kousaka, Itaru Okamoto, Akira Ono
    • Organizer
      The 38th International Symposium on Nucleic Acid Chemistry
    • Place of Presentation
      北海道大学
    • Year and Date
      2011-11-10
    • Related Report
      2011 Annual Research Report
  • [Presentation] Solid phased synthesis of oligodeoxyribonucleotide with enzyme-degradable protection groups2011

    • Author(s)
      Akihiro Mita, Shota Ito, Itaru Okamoto, Akira Ono
    • Organizer
      The 38th International Symposium on Nucleic Acid Chemistry
    • Place of Presentation
      北海道大学
    • Year and Date
      2011-11-10
    • Related Report
      2011 Annual Research Report
  • [Presentation] 酵素分解性の長鎖アルキル基を結合したオリゴデオキシリボヌクレオチドの合成研究2011

    • Author(s)
      三田晃央、佐川直樹、岡本到、小野晶
    • Organizer
      日本化学会第92春季年会
    • Place of Presentation
      慶応義塾大学日吉キャンパス
    • Year and Date
      2011-03-25
    • Related Report
      2011 Final Research Report
  • [Presentation] 酵素分解性保護基を有するプロドラック型オリゴヌクレオチドの開発研究2011

    • Author(s)
      佐川直樹、友利貴人、岡本到、小野晶
    • Organizer
      日本化学会第92春季年会
    • Place of Presentation
      慶応義塾大学日吉キャンパス
    • Year and Date
      2011-03-25
    • Related Report
      2011 Final Research Report
  • [Presentation] 酵素分解性保護基を有する短鎖オリゴヌクレオチドの合成研究2011

    • Author(s)
      友利貴人、佐川直樹、岡本到、小野晶
    • Organizer
      日本化学会第92春季年会
    • Place of Presentation
      慶応義塾大学日吉キャンパス
    • Year and Date
      2011-03-25
    • Related Report
      2011 Final Research Report
  • [Presentation] The synthesis of novel oligonucleotideswith biodegradable phosphate-protection groups2010

    • Author(s)
      Shota Ito, Itaru Okamoto, Akira Ono
    • Organizer
      2010 International Chemical Congress of Pacific Basin Societies(PACIFICHEM 2010)
    • Place of Presentation
      Honolulu(ハワイコンベンションセンター)
    • Year and Date
      2010-12-17
    • Related Report
      2011 Final Research Report
  • [Presentation] The synthesis of novel oligonucleotides with biodegradable phosphate-protection groups2010

    • Author(s)
      Shota Ito, Itaru Okamoto, Akira Ono
    • Organizer
      2010 International Chemical Congress of Pacific Basin Societies
    • Place of Presentation
      Honolulu、コンベンションセンター
    • Year and Date
      2010-12-16
    • Related Report
      2010 Annual Research Report
  • [Remarks]

    • Related Report
      2011 Final Research Report
  • [Remarks]

    • URL

      http://kenkyu.kanaeawa-u.ac.jp/kgdb/KgApp?kyoinId=ymkdgeooggg&keyword=%E5%B0%8F%E9%87%8E+%E6%99%B6+

    • Related Report
      2011 Annual Research Report
  • [Remarks]

    • URL

      http://apchem2.kanagawa-u.ac.jp/~onolab/welcome.html

    • Related Report
      2011 Annual Research Report
  • [Patent(Industrial Property Rights)] ホスホジエステル部位とホスホトリエルテル部位を有するキメラ核酸の新規合成法2012

    • Inventor(s)
      小野晶、岡本到
    • Industrial Property Rights Holder
      神奈川大学
    • Filing Date
      2012-03-24
    • Related Report
      2011 Final Research Report

URL: 

Published: 2009-04-01   Modified: 2016-04-21  

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