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Acceleration of bone formation on mandibular distraction osteogenesis

Research Project

Project/Area Number 18592169
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Surgical dentistry
Research InstitutionNiigata University

Principal Investigator

KOBAYASHI Tadaharu  Niigata University, 医歯学総合病院, 講師 (80195792)

Co-Investigator(Kenkyū-buntansha) TANAKA Takaaki  新潟大学, 自然科学系, 准教授 (00217043)
IZUMI Naoya  新潟大学, 医歯学総合病院, 講師 (10361908)
江尻 貞一  新潟大学, 医歯学系, 准教授 (40160361)
Co-Investigator(Renkei-kenkyūsha) EJIRI Sadakazu  朝日大学, 歯学部, 教授 (40160361)
Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥4,160,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥660,000)
Fiscal Year 2008: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2007: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2006: ¥1,300,000 (Direct Cost: ¥1,300,000)
Keywords下顎骨骨延長 / 骨形成促進 / PTH / 薬物徐放材料 / 塩基性線維芽細胞増殖因子 / 歯学 / 顎変形症 / 下顎骨延長術 / 徐放型薬物
Research Abstract

ラット下顎骨延長モデルを用いてPTH間歇投与の骨形成促進効果について検討を行った。PTH投与群12匹ではPTH60μg/kgを術直後より週3日皮下に投与し、対照群12匹では同量の基剤を投与してマイクロCTデータを比較検討したところ、PTH投与群では対照群と比較して有意に骨形成が促進していた。
さらに、アルギン酸カルシウムゲルと生分解性ポリエステル製多孔質材料を担体としたb-FGFの徐放実験を行ったところ、6日間にわたりbFGFの徐放が確認された。

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (7 results)

All 2009 2008 2007 2006

All Journal Article (2 results) (of which Peer Reviewed: 1 results) Presentation (5 results)

  • [Journal Article] Histologic study of the cellular events during rat mandib ular distraction osteogenesis2009

    • Author(s)
      Sadakazu E JIRI, Tadaharu KOBAYASHI, Anwar RB, Kimimitsu ODA, Hayato OHSHIMA, Chikara SAITO (Mir nowazesh ALI Rajib)
    • Journal Title

      Oral Surg Oral Med Oral Pathol.Oral Radiol Endod 107

      Pages: 325-335

    • Related Report
      2008 Final Research Report
  • [Journal Article] Histologic study of the cellular events during rat mandibular distraction osteogenesis.2009

    • Author(s)
      M. N. Ali, S. Ejiri, T. Kobayashi, R. B. Anwar, K. Oda, H. Ohshima, C. Saito
    • Journal Title

      Oral Surg Oral Med Oral Pathol Oral Radiol Endod 107

      Pages: 325-335

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Presentation] Intermittent parathyroid hormone therapy to increase bone formation during rat mandibular distraction osteogenesis2008

    • Author(s)
      Tadaharu KOBAYASHI, Sadakazu EJIRI, Rezwana Binte ANWAR, Mikako TANAKA, Hayato OHSHIMA, Chikara SAITO (Mir Nowazesh ALI)
    • Organizer
      平成20年度新潟歯学会第2回例会
    • Place of Presentation
      新潟
    • Year and Date
      2008-11-08
    • Related Report
      2008 Final Research Report
  • [Presentation] Effects of Parathyroid Hormone on Newly Regenerated Bone during Rat Mandibular Distraction Osteogenesis2008

    • Author(s)
      Sadakazu EJIRI, Tadaharu KOBAYASHI, Anwar RB, Hayato OHSHIMA, Chikara SAITO (Mir nowazesh ALI Rajib)
    • Organizer
      8^<th> Asian Congress on Oral and Maxillofacial Surgery
    • Place of Presentation
      Bangkok
    • Related Report
      2008 Final Research Report
  • [Presentation] Histological study of the cellular events during rat mandibular distraction osteogenesis2007

    • Author(s)
      Sadakazu Ejiri, Tadaharu Kobayashi, Kimimitsu Oda, Hayato Ohshima, Chikara Saito (Mir Nowazesh Ali)
    • Organizer
      第112回日本解剖学会総会・全国学術集会
    • Place of Presentation
      大阪
    • Related Report
      2008 Final Research Report
  • [Presentation] Histological analysis of a rat model of mandibular distraction osteogenesis2006

    • Author(s)
      Sadakazu Ejiri, Tadaharu Kobayashi, Kimimitsu Oda, Hayato Ohshima, Chikara Saito (Mir Nowazesh Ali)
    • Organizer
      平成18年度新潟歯学会第2回例会
    • Place of Presentation
      新潟
    • Year and Date
      2006-11-11
    • Related Report
      2008 Final Research Report
  • [Presentation] Histological analysis of a rat model of mandibular distraction osteogenesis2006

    • Author(s)
      Sadakazu Ejiri, Tadaharu Kobayashi, Kimimitsu Oda, Hayato Ohshima, Chikara Saito (Mir Nowazesh Ali)
    • Organizer
      7th Asian Congress on Oral and Maxillofacial Surgery
    • Place of Presentation
      Hong Kong
    • Related Report
      2008 Final Research Report

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Published: 2006-04-01   Modified: 2016-04-21  

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