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2016 Fiscal Year Annual Research Report

Quality Evaluation of Dentin-Resin Interface by Use of Optical Coherence Tomography

Research Project

Project/Area Number 26462896
Research InstitutionNihon University

Principal Investigator

宮崎 真至  日本大学, 歯学部, 教授 (70239391)

Project Period (FY) 2014-04-01 – 2017-03-31
Keywords歯質接着 / 接合界面 / 耐久性 / 再石灰化 / 光干渉断層装置 / 超音波透過法
Outline of Annual Research Achievements

歯質接着性レジンの象牙質接着機構において,ハイブリッド層の形成が重要であり,その形態的ならびに機能的検討は現在も国内外で積極的に続けられている。最近では,歯質接着性レジンシステムの長期耐久性を低下させる因子として,象牙質基質あるいは口腔内から放出されるMMPがハイブリッド層に及ぼす影響について検討されている(Mazzoni A et al. J Dent Res 2015;94:241-251.)。すなわち,口腔内のバクテリアや唾液中の消化酵素などがレジンと象牙質との接合界面付近のコラーゲン線維に加水分解をもたらし接着構造を崩壊させるというものである。そこで,MMP inhibitorであるクロルヘキシジンなどを用いて,生じうる劣化を未然に防ぐことが考えられている。しかし,MMP inhibitorの効果は一時的なものであり,象牙質接合界面における劣化は恒常的に防げるものではない。したがって,単にMMP inhibitorを応用することだけではなく,歯質を強化することが接着耐久性を根本的に改善するための臨床的手法となるものと考えられる。

そこで,生物学的機能性(バイオアクティブ)を有するPre-reacted Glass-ionomer Fillerに着目し,このフィラーから象牙細管への石灰化物の沈着を誘発する作用を持つとされる様々なイオンが徐放されることを報告した。そこで,次の研究の段階として,再石灰化に最も有効であるとともに修復材に応用可能なイオン種を特定し,接着界面の劣化部が再石灰化によって修復されるかを的確に判定するモダリティーを確立した。

  • Research Products

    (21 results)

All 2016

All Journal Article (21 results) (of which Int'l Joint Research: 16 results,  Peer Reviewed: 20 results,  Open Access: 20 results,  Acknowledgement Compliant: 20 results)

  • [Journal Article] Effect of a functional monomer (MDP) on the enamel bond durability of single-step self-etch adhesives2016

    • Author(s)
      Tsuchiya K, Takamizawa T, Barkmeier WW, Tsubota K, Tsujimoto A, Berry TP, Erickson RL, Latta MA, Miyazaki M
    • Journal Title

      Eur J Oral Sci

      Volume: 124 Pages: 96-102

    • DOI

      10.1111/eos.12232

    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] Ultrasonic assessment of the effects of self-assembling peptide scaffolds on preventing enamel demineralization2016

    • Author(s)
      Takahashi F, Kurokawa H, Shibasaki S, Kawamoto R, Murayama R, Miyazaki M
    • Journal Title

      Acta Odontol Scand

      Volume: 74 Pages: 142-147

    • DOI

      10.3109/00016357.2015.1066850

    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Journal Article] Influence of an oxygen-inhibited layer on enamel bonding of dental adhesive systems: surface free-energy perspectives2016

    • Author(s)
      Ueta H, Tsujimoto A, Barkmeier WW, Oouchi H, Sai K, Takamizawa T, Latta MA, Miyazaki M
    • Journal Title

      Eur J Oral Sci

      Volume: 124 Pages: 82-88

    • DOI

      10.1111/eos.12231

    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] セルフアドヒーシブセメントの重合収縮挙動2016

    • Author(s)
      遠藤 肇, 石井 亮,髙見澤 俊樹,大内 元,崔 慶一,川本 諒,辻本 暁正,宮崎 真至
    • Journal Title

      日歯保存誌

      Volume: 59 Pages: 161-168

    • DOI

      1011471/shikahozon.59.161

    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Journal Article] 唾液汚染されたセラミックスに対する表面処理の影響2016

    • Author(s)
      石井 亮,髙見澤 俊樹,辻本 暁正,大内 元,崔 慶一,村山良介, 宮崎 真至,日野浦 光
    • Journal Title

      日歯保存誌

      Volume: 59 Pages: 169-177

    • DOI

      1011471/shikahozon.59.169

    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Journal Article] Influence of the oxygen-inhibited layer on bonding performance of dental adhesive systems: Surface free energy perspectives2016

    • Author(s)
      Tsujimoto A, Barkmeier WW, Takamizawa T, Latta MA, Miyazaki M
    • Journal Title

      J Adhes Dent

      Volume: 18 Pages: 51-58

    • DOI

      10.3290/j.jad.a35515

    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] Influence of different pre-etching times on fatigue strength of self-etch adhesives to dentin2016

    • Author(s)
      Takamizawa T, Barkmeier WW, Tsujimoto A, Suzuki T, Scheidel DD, Erickson RL, Latta MA, Miyazaki M
    • Journal Title

      Eur J Oral Sci

      Volume: 124 Pages: 210-218

    • DOI

      10.1111/eos.12253

    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] Bonding performance and interfacial characteristics of short fiber-reinforced resin composite in comparison with other composite restoratives2016

    • Author(s)
      Tsujimoto A, Barkmeier WW, Takamizawa T, Latta MA, Miyazaki M
    • Journal Title

      Eur J Oral Sci

      Volume: 124 Pages: 301-308

    • DOI

      10.1111/eos.12262

    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] Mechanical properties and sliding-impact wear resistance of self-adhesive resin cements2016

    • Author(s)
      Furuichi T, Takamizawa T, Tsujimoto A, Miyazaki M, Barkmeier WW, Latta MA
    • Journal Title

      Oper Dent

      Volume: 41 Pages: E83-E92

    • DOI

      10.2341/15-033-L

    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] Simulated wear of self-adhesive resin cements2016

    • Author(s)
      Takamizawa T, Barkmeier WW, Latta MA, Berry TP, Tsujimoto A, Miyazaki M
    • Journal Title

      Oper Dent

      Volume: 41 Pages: 327-338

    • DOI

      10.2341/14-227-L

    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] Influence of etching mode on enamel bond durability of universal adhesive systems2016

    • Author(s)
      Suzuki T, Takamizawa T, Barkmeier WW, Tsujimoto A, Endo H, Erickson RL, Latta MA, Miyazaki M
    • Journal Title

      Oper Dent

      Volume: 41 Pages: 520-530

    • DOI

      10.2341/15-347-L

    • Int'l Joint Research
  • [Journal Article] Mechanical properties, volumetric shrinkage and depth of cure of short fiber-reinforced resin composite2016

    • Author(s)
      Tsujimoto A, Barkmeier WW, Takamizawa T, Latta MA, Miyazaki M
    • Journal Title

      Dent Mater J

      Volume: 35 Pages: 418-424

    • DOI

      10.4012/dmj.2015-280

    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] Influence of frequency on shear fatigue strength of resin composite to enamel bonds using self-etch adhesives2016

    • Author(s)
      Takamizawa T, Scheidel DD, Barkmeier WW, Erickson RL, Tsujimoto A, Latta MA, Miyazaki M
    • Journal Title

      J Mech Behav Biomed Matel

      Volume: 62 Pages: 291-298

    • DOI

      10.1016/j.jmbbm.2016.05.017

    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] The effect of phosphoric acid pre-etching times on bonding performance and surface free energy with single-step self-etch adhesives2016

    • Author(s)
      Tsujimoto A, Barkmeier WW, Takamizawa T, Latta MA, Miyazaki M
    • Journal Title

      Oper Dent

      Volume: 41 Pages: 441-449

    • DOI

      10.2341/15-221-L

    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] Influence of duration of phosphoric acid pre-etching on bond durability of universal adhesives and surface free-energy characteristics of enamel2016

    • Author(s)
      Tsujimoto A, Barkmeier WW, Takamizawa T, Watanabe H, Johnson WW, Latta MA, Miyazaki M
    • Journal Title

      Eur J Oral Sci

      Volume: 124 Pages: 377-386

    • DOI

      10.1111/eos.12284

    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] ユニバーサルアドヒーシブ応用型レジンセメントの初期接着挙動2016

    • Author(s)
      黒川弘康, 白土康司, 柴崎 翔, 秋葉俊介, 今井亜理紗, 須田駿一, 矢吹千晶, 鈴木敏裕, 宮崎真至
    • Journal Title

      日歯保存誌

      Volume: 59 Pages: 333-342

    • DOI

      10.1147/shikahozon.59.333

    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Journal Article] Influence of degradation conditions on dentin bonding durability of three universal adhesives2016

    • Author(s)
      Sai K, Shimamura Y, Takamizawa T, Tsujimoto A, Imai A, Endo H, Barkmeier WW, Latta MA, Miyazaki M
    • Journal Title

      J Dent

      Volume: 54 Pages: 56-61

    • DOI

      10.1016/j.jdent.2016.09.004

    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] Relationship between mechanical properties and bond durability of short fiber-reinforced resin composite with universal adhesive2016

    • Author(s)
      Tsujimoto A, Barkmeier WW, Takamizawa T, Watanabe H, Johnson WW, Latta MA, Miyazaki M
    • Journal Title

      Eur J Oral Sci

      Volume: 124 Pages: 480-489

    • DOI

      10.1111/eos.12291

    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] PMTCペーストに関する研究 ;疑似エナメル質および修復物表面性状の変化とプラーク除去率について2016

    • Author(s)
      川本 諒, 五條堀眞由美, 柴崎 翔, 松吉佐季, 鈴木総史, 平井一孝, 植田浩章, 金澤智恵, 高見澤俊樹, 宮崎 真至
    • Journal Title

      日歯保存誌

      Volume: 59 Pages: 402-409

    • DOI

      10.11471/shikahozon.59.402

    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Journal Article] Effect of frequency on fatigue strength of dentin bonds2016

    • Author(s)
      Scheidel DD, Takamizawa T, Barkmeier WW, Erickson RL, Tsujimoto A, Miyazaki M
    • Journal Title

      J Oral Sci

      Volume: 58 Pages: 539-546

    • DOI

      10.2334/josnusd.16-0229

    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] Influence of pre-etching times on fatigue strength of self-etch adhesives to enamel2016

    • Author(s)
      Takamizawa T, Barkmeier WW, Tsujimoto A, Endo H, Tsuchiya K, Erickson EL, Latta MA, Miyazaki M
    • Journal Title

      J Adhes Dent

      Volume: 18 Pages: 501-511

    • DOI

      10.3290/j.jad.a37361

    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant

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Published: 2018-01-16  

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