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Development of new pulp conservative treatment with soy isoflavones and flax lignans

Research Project

Project/Area Number 24792031
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Conservative dentistry
Research InstitutionTohoku University (2014)
Health Sciences University of Hokkaido (2012-2013)

Principal Investigator

HANDA Keisuke  東北大学, 歯学研究科(研究院), 講師 (40433429)

Project Period (FY) 2012-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥4,290,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥990,000)
Fiscal Year 2014: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2013: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2012: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Keywords大豆イソフラボン / 歯髄細胞 / 直接覆髄 / 石灰化 / 直接覆髄実験 / Akt / p38 / ELISA法 / ゲニステイン
Outline of Final Research Achievements

In this study, the genistein with estrogen-like effect is added to the rat dental pulp cells to be examined mineralization ability. and also reparative dentin inducing ability was tested by rat direct pulp capping experiments.By genistein addition to rat dental pulp cells, ALPase activity, alizarin red staining positive and hard tissue formation associated genes expression was increased. And more high quality reparative dentin formation and minor pulpal response was observed by direct pulp capping experiments.
These results indicated genistein induces calcification of rat dental pulp cells, was suggested may be useful as a direct pulp capping agent.

Report

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

    (15 results)

All 2014 2013 2012

All Journal Article (6 results) (of which Peer Reviewed: 6 results) Presentation (9 results)

  • [Journal Article] Dentin Phosphophoryn Promotes Odontoblast Differentiation in vitro and Induction of Mineralized Tissue-like Matrix in vivo2014

    • Author(s)
      Polan MA A, Handa K, Saito T,
    • Journal Title

      J. of Oral Tissue Engineering

      Volume: 11(3) Pages: 201-212

    • NAID

      130004941112

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Micro-CT and histologic analyses of bone surrounding immediately loaded miniscrew implants: Comparing compression and tension loading2014

    • Author(s)
      Nakagaki S1, Iijima M, Handa K, Koike T, Yasuda Y, Saito T, Mizoguchi I.
    • Journal Title

      Dental Materials Journal

      Volume: 33 Issue: 2 Pages: 196-202

    • DOI

      10.4012/dmj.2013-223

    • NAID

      130003394963

    • ISSN
      0287-4547, 1881-1361
    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Micro-CT and histologic analyses of bone surrounding immediately loaded miniscrew implants: Comparing compression and tension loading.2014

    • Author(s)
      Nakagaki S, Iijima M, Handa K, Koike T, Yasuda Y, Saito T and Mizoguchi I
    • Journal Title

      Dental Material Journal

      Volume: 33(2) Pages: 1-7

    • NAID

      130003394963

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Journal Article] The utility of genistein as a direct pulp capping agent2013

    • Author(s)
      Hayashi K, Handa K, Koike T and Saito T
    • Journal Title

      Dental Material Journal

      Volume: 32(6) Pages: 976-985

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Journal Article] Application of High-frequency Radio Waves to Direct Pulp Capping.2013

    • Author(s)
      Handa K, Koike T, Hayashi K, Saito T
    • Journal Title

      J Endod

      Volume: 39 Issue: 9 Pages: 1147-1150

    • DOI

      10.1016/j.joen.2013.06.007

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Journal Article] Effect of immediate loading on the biomechanical properties of bone surrounding the miniscrew implants2012

    • Author(s)
      Iijima M, Nakagaki S, Yasuda Y, Handa K, Koike T, Muguruma T, Saito T, Mizoguchi I.
    • Journal Title

      European Journal of Orthodontics

      Volume: Sep Issue: 5 Pages: 4-4

    • DOI

      10.1093/ejo/cjs055

    • Related Report
      2012 Research-status Report
    • Peer Reviewed
  • [Presentation] ゲニステインによる抗炎症効果のメカニズムについて2014

    • Author(s)
      半田 慶介
    • Organizer
      第141回日本歯科保存学会
    • Place of Presentation
      山形
    • Year and Date
      2014-10-30
    • Related Report
      2014 Annual Research Report
  • [Presentation] genisteinの石灰化誘導メカニズムの解析2013

    • Author(s)
      林敬次郎、半田慶介、小池俊之、Mohammad Ali Akbor Polan、Jia Tang、斎藤隆史
    • Organizer
      第138回日本歯科保存学会2013年度春季学術大会
    • Place of Presentation
      福岡
    • Related Report
      2013 Research-status Report
  • [Presentation] ラット歯髄細胞の増殖・分化に及ぼすゲニステインの影響2013

    • Author(s)
      林敬次郎、半田慶介、小池俊之、斎藤隆史
    • Organizer
      第9回世界歯内療法会議
    • Place of Presentation
      東京
    • Related Report
      2013 Research-status Report
  • [Presentation] Effect of Genistein on Reparative Dentin Formation2013

    • Author(s)
      Hayashi K, Handa K, Koike T, Saito T
    • Organizer
      2nd Meeting of the International Association for Dental Research -Asia Pacific Region
    • Place of Presentation
      バンコク(タイ)
    • Related Report
      2013 Research-status Report
  • [Presentation] Effect of Genistein as a new pulp capping agent2013

    • Author(s)
      Hayashi K, Handa K, Koike T, Saito T
    • Organizer
      The 15th Joint Scientific Meeting of JSCD-KACD
    • Place of Presentation
      慶州(韓国)
    • Related Report
      2013 Research-status Report
  • [Presentation] Genistein inducing the calcification via p382013

    • Author(s)
      Handa K, Hayashi K, Koike T, Saito T
    • Organizer
      The 15th Joint Scientific Meeting of JSCD-KACD
    • Place of Presentation
      慶州(韓国)
    • Related Report
      2013 Research-status Report
  • [Presentation] 大豆イソフラボンによる歯髄細胞の石灰化関連遺伝子の発現誘導について2012

    • Author(s)
      半田 慶介, 林 敬次郎,小池 俊之, 斎藤 隆史
    • Organizer
      第10回日本再生歯科医学会学術大会・総会
    • Place of Presentation
      神戸
    • Related Report
      2012 Research-status Report
  • [Presentation] 林 敬次郎, 半田 慶介, 小池 俊之, Polan Mohammad Ali Akbor, Tang Jia, 斎藤 隆史2012

    • Author(s)
      大豆イソフラボンによるラット歯髄細胞の分化・石灰化機序の検討
    • Organizer
      日本歯科保存学会学術大会プログラムおよび講演抄録集137回
    • Place of Presentation
      広島
    • Related Report
      2012 Research-status Report
  • [Presentation] HANDA Keisuke, KOIKE Toshiyuki, HAYASHI Keijirou, SAITO Takashi2012

    • Author(s)
      Application of high frequency radio wave generator in direct pulp capping
    • Organizer
      日中歯科医学大会
    • Place of Presentation
      成都(中国)
    • Related Report
      2012 Research-status Report

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

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