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Repairing incurable meniscal tears using a novel nanofibrous scaffold

Research Project

Project/Area Number 16H06264
Research Category

Grant-in-Aid for Young Scientists (A)

Allocation TypeSingle-year Grants
Research Field Orthopaedic surgery
Research InstitutionOsaka University

Principal Investigator

Shimomura Kazunori  大阪大学, 医学系研究科, 助教 (40755998)

Project Period (FY) 2016-04-01 – 2020-03-31
Project Status Completed (Fiscal Year 2019)
Budget Amount *help
¥17,420,000 (Direct Cost: ¥13,400,000、Indirect Cost: ¥4,020,000)
Fiscal Year 2019: ¥5,980,000 (Direct Cost: ¥4,600,000、Indirect Cost: ¥1,380,000)
Fiscal Year 2018: ¥7,280,000 (Direct Cost: ¥5,600,000、Indirect Cost: ¥1,680,000)
Fiscal Year 2017: ¥2,210,000 (Direct Cost: ¥1,700,000、Indirect Cost: ¥510,000)
Fiscal Year 2016: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Keywords半月板 / 再生医療 / スキャフォールド / エレクトロスピニング / 間葉系幹細胞 / 半月板損傷 / 整形外科 / エレクトロスピニング法 / ミニブタ / 家兎 / 膝関節
Outline of Final Research Achievements

In this study, we investigated the applicability of cell-seeded nanofibrous scaffolds to repair the meniscal injury along with the prevention of subsequent cartilage degeneration using an animal model. The cell-seeded nanofibrous scaffolds contributed significantly to the reinforcement of meniscal torn site and exerted a chondroprotective effect, compared with the untreated control groups. Thus, we have demonstrated the feasibility of our technique to repair the meniscal injury, and prevent the progression to osteoarthritis, as a potential tissue engineering method.

Academic Significance and Societal Importance of the Research Achievements

半月板は膝関節内において重要な機能を有するが、半月板は大部分が無血管野であり、一旦損傷すると自然修復が期待されず、これまで有効な治療法が無かった。また多くの場合、切除を余儀なくされ、変形性関節症の要因となっていた。本治療法は、これまで難治性であった半月板損傷に対する新たな治療法として期待され、今後、変形性関節症発症予防へ繋がる可能性がある。

Report

(5 results)
  • 2019 Annual Research Report   Final Research Report ( PDF )
  • 2018 Annual Research Report
  • 2017 Annual Research Report
  • 2016 Annual Research Report
  • Research Products

    (15 results)

All 2020 2019 2018 Other

All Int'l Joint Research (2 results) Journal Article (6 results) (of which Int'l Joint Research: 5 results,  Peer Reviewed: 5 results,  Open Access: 6 results) Presentation (7 results) (of which Int'l Joint Research: 3 results,  Invited: 1 results)

  • [Int'l Joint Research] University of Pittsburgh(米国)

    • Related Report
      2019 Annual Research Report
  • [Int'l Joint Research] Department of Orthopaedic Surgery/University of Pittsburgh(米国)

    • Related Report
      2018 Annual Research Report
  • [Journal Article] Enhancement of chondrogenic differentiation supplemented by a novel small compound for chondrocyte-based tissue engineering2020

    • Author(s)
      Hamamoto Shuichi、Chijimatsu Ryota、Shimomura Kazunori、Kobayashi Masato、Jacob George、Yano Fumiko、Saito Taku、Chung Ung-il、Tanaka Sakae、Nakamura Norimasa
    • Journal Title

      Journal of Experimental Orthopaedics

      Volume: 7 Issue: 1 Pages: 446-458

    • DOI

      10.1186/s40634-020-00228-8

    • Related Report
      2019 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] The Meniscus Tear: A Review of Stem Cell Therapies2019

    • Author(s)
      Jacob G, Shimomura K, Krych AJ, Nakamura N
    • Journal Title

      Cells

      Volume: 9 Issue: 1 Pages: 92-92

    • DOI

      10.3390/cells9010092

    • Related Report
      2019 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Enhanced repair of meniscal hoop structure injuries using an aligned electrospun nanofibrous scaffold combined with a mesenchymal stem cell-derived tissue engineered construct2019

    • Author(s)
      Shimomura Kazunori、Rothrauff Benjamin B.、Hart David A.、Hamamoto Shuichi、Kobayashi Masato、Yoshikawa Hideki、Tuan Rocky S.、Nakamura Norimasa
    • Journal Title

      Biomaterials

      Volume: 192 Pages: 346-354

    • DOI

      10.1016/j.biomaterials.2018.11.009

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Meniscal repair and regeneration: Current strategies and future perspectives2018

    • Author(s)
      Shimomura Kazunori、Hamamoto Shuichi、Hart David A.、Yoshikawa Hideki、Nakamura Norimasa
    • Journal Title

      Journal of Clinical Orthopaedics and Trauma

      Volume: 9 Issue: 3 Pages: 247-253

    • DOI

      10.1016/j.jcot.2018.07.008

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Scaffold-free tissue engineering for injured joint surface restoration2018

    • Author(s)
      Shimomura Kazunori、Ando Wataru、Fujie Hiromichi、Hart David A.、Yoshikawa Hideki、Nakamura Norimasa
    • Journal Title

      Journal of Experimental Orthopaedics

      Volume: 5 Issue: 1 Pages: 1-14

    • DOI

      10.1186/s40634-017-0118-0

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Establishing a new meniscus treatment with nano-level fibrous orientation scaffolds, the Japan Society for the Promotion of Science (interview article)2018

    • Author(s)
      Shimomura K
    • Journal Title

      Impact

      Volume: 2018 Issue: 2 Pages: 50-52

    • DOI

      10.21820/23987073.2018.2.50

    • Related Report
      2018 Annual Research Report
    • Open Access / Int'l Joint Research
  • [Presentation] Enhanced Repair of Meniscal Hoop Structure Injuries Using an Aligned Electrospun Nanofibrous Scaffold Combined with a Mesenchymal Stem Cell-derived Tissue Engineered Construct.2019

    • Author(s)
      Shimomura K, Rothrauff BB, Hart DA, Hamamoto S, Kobayashi M, Yoshikawa H, Tuan RS, Nakamura N
    • Organizer
      International Society of Arthroscopy, Knee Surgery and Orthopaedic Sports Medicine
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] A novel approach to the treatment of meniscal hoop injuries using a mesenchymal stem cell-seeded electrospun nanofibrous scaffold.2019

    • Author(s)
      Shimomura K, Rothrauff BB, Hart DA, Hamamoto S, Kobayashi M, Yoshikawa H, Tuan RS, Nakamura N
    • Organizer
      International Cartilage Repair and Joint Preservation Society
    • Related Report
      2019 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Repair of Meniscal Hoop Function Using an Aligned Electrospun Nanofibrous Scaffold Combined with a Mesenchymal Stem Cell-derived Tissue Engineered Construct.2019

    • Author(s)
      Shimomura K, Hamamoto S, Kobayashi M, Yoshikawa H, Nakamura N
    • Organizer
      Annual Meeting of the Japanese Society for Artificial Organs
    • Related Report
      2019 Annual Research Report
  • [Presentation] Regenerative Medicine Approaches for the Treatment of Incurable Meniscal Injuries.2019

    • Author(s)
      Shimomura K, Yoshikawa H, Nakamura N
    • Organizer
      Japanese Orthopaedic Society of Knee, Arthroscopy and Sports Medicine
    • Related Report
      2019 Annual Research Report
    • Invited
  • [Presentation] Enhanced Repair of Meniscal Hoop Structure Injuries Using An Aligned Electrospun Nanofibrous Scaffold Combined with a Mesenchymal Stem Cell-derived Tissue Engineered Construct2019

    • Author(s)
      Kazunori Shimomura, Benjamin B. Rothrauff, David A. Hart, Shuichi Hamamoto, Masato Kobayashi, Hideki Yoshikawa, Rocky S. Tuan, Norimasa Nakamura
    • Organizer
      Orthopaedic Research Society
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] ナノレベル線維構造を有するスキャフォールドを用いた半月板フープ機能の修復2019

    • Author(s)
      下村 和範, Benjamin B. Rothrauff, David A. Hart, 濱本 秀一, 小林 雅人, 吉川 秀樹, Rocky S. Tuan, 中村 憲正
    • Organizer
      日本再生医療学会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 膝関節痛のマネジメント(シンポジウム3 「こうすれば解決!? コモンディジーズ」)2018

    • Author(s)
      下村和範, 吉川 秀樹, 中村 憲正
    • Organizer
      第11回日本運動器疼痛学会
    • Related Report
      2018 Annual Research Report

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Published: 2016-04-21   Modified: 2021-02-19  

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