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Determining factors for giving structural diversity and analysis of temporospatial dynamics of onjisaponins

Research Project

Project/Area Number 15K07992
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Natural medicines
Research InstitutionUniversity of Toyama

Principal Investigator

Lee Jung-Bum  富山大学, 大学院医学薬学研究部(薬学), 助教 (40332655)

Co-Investigator(Kenkyū-buntansha) 山村 良美  富山大学, 大学院医学薬学研究部(薬学), 助教 (30464027)
Co-Investigator(Renkei-kenkyūsha) YAMAGAKI Tohru  公益財団法人サントリー生命科学財団, 生物有機科学研究所, 主席研究員 (40313209)
Research Collaborator TATSUO Yoshiaki  
TAKAO Yasumasa  
MURAKAMI Yoshiya  
Project Period (FY) 2015-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥4,810,000 (Direct Cost: ¥3,700,000、Indirect Cost: ¥1,110,000)
Fiscal Year 2017: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2016: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2015: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Keywordsオンジ / サポニン生合成 / 遠志 / RNA-seq
Outline of Final Research Achievements

Onji is an important crude drug for demantia, and onjisaponins are suggested to contribute for the activity. In the present study, important enzyme genes responsible for onjisaponin biosynthesis in Polygala tenuifolia were examined by transcriptomic analyses based on next generation sequencing techniques. As results, a series of gene candidates responsible for saponin biosynthesis has been identified, and characterized their functions. in conclusion, it has been found that important enzyme genes responsible for onjisaponin biosynthesis.

Report

(4 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • 2015 Research-status Report
  • Research Products

    (3 results)

All 2017 2016

All Presentation (3 results) (of which Int'l Joint Research: 1 results)

  • [Presentation] オンジサポニン生合成に関わる酵素の解明2017

    • Author(s)
      李貞範,菊地天楨那,土屋未緒,山村良美,村上芳哉,高尾泰昌,辰尾良秋,黒崎文也
    • Organizer
      日本生薬学会第64回年会(千葉)
    • Related Report
      2017 Annual Research Report
  • [Presentation] Discovery of genes involved in onjisaponin biosynthesis from Polygala tenuifolia.2016

    • Author(s)
      Kikuchi A, Yamamura Y, Murakami Y, Takao Y, Tatsuo Y, Kurosaki F, Lee JB
    • Organizer
      9th Joint Natural Products Conference 2016
    • Place of Presentation
      Copenhagen, Denmark
    • Year and Date
      2016-07-24
    • Related Report
      2016 Research-status Report
    • Int'l Joint Research
  • [Presentation] オンジサポニン生合成酵素遺伝子の探索2016

    • Author(s)
      菊池天禎那, 山村良美, 村上芳哉, 高尾泰昌, 辰尾良秋, 黒崎文也, 李貞範
    • Organizer
      日本薬学会第136回年会
    • Place of Presentation
      横浜
    • Year and Date
      2016-03-26
    • Related Report
      2015 Research-status Report

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Published: 2015-04-16   Modified: 2019-03-29  

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