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2012 Fiscal Year Final Research Report

Establishment of chondrocyte induction from iPS cells using a fluorescent reporter system.

Research Project

  • PDF
Project/Area Number 23659704
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Orthopaedic surgery
Research InstitutionThe University of Tokyo

Principal Investigator

SAITO Taku  東京大学, 医学部附属病院, 特任准教授 (30456107)

Co-Investigator(Kenkyū-buntansha) OGATA Naoshi  東京大学, 医学部附属病院, 講師 (10361495)
MORIZAKI Yutaka  東京大学, 医学部附属病院, 助教 (30508099)
Project Period (FY) 2011 – 2012
Keywords骨 / 軟骨代謝学
Research Abstract

We established fluorescent reporter iPS cells using Col2a1- and Prx1-promoter, and confirmed the fluorescent signal by stimulation of retinoic acid or BMP. We used the iPS cells to screen various factors for chondrogenic differentiation, and identified insulin, TGF-beta, inhibitor of the Notch signaling and the Wnt signaling. We are researching the optimal combination of these factors to induce chondrocyte from iPS cells.

  • Research Products

    (11 results)

All 2013 2012 Other

All Journal Article (8 results) (of which Peer Reviewed: 8 results) Presentation (2 results) Remarks (1 results)

  • [Journal Article] Hedgehog-Gli activators direct osteo-chondrogenic function of bone morphogenetic protein toward osteogenesis in the perichondrium2013

    • Author(s)
      Hojo H, Saito T, et al
    • Journal Title

      J Biol Chem. E-pub

    • Peer Reviewed
  • [Journal Article] Notch signaling in chondrocytes modulatesendochondral ossification and osteoarthritis development2013

    • Author(s)
      Hosaka Y, Saito T (equally contributed), et al
    • Journal Title

      Proc Natl Acad Sci U S A

      Volume: 110 Pages: 1875-80

    • Peer Reviewed
  • [Journal Article] -catenin Regulates PTH/PTHrP Receptor Signals and Chondrocyte Hypertrophy through Binding to Its Intracellular C-terminal Region2013

    • Author(s)
      Yano F, Saito T (equally contributed), et al
    • Journal Title

      Arthritis Rheum

      Volume: 65 Pages: 429-35

    • Peer Reviewed
  • [Journal Article] A novel disease-modifying osteoarthritis drug targeting Runx12013

    • Author(s)
      Yano F, Saito T, et al
    • Journal Title

      Ann Rheum Dis

      Volume: 72 Pages: 748-53

    • Peer Reviewed
  • [Journal Article] Gli1 Protein Participates in Hedgehog-mediated Specification of Osteoblast Lineage during Endochondral Ossification2012

    • Author(s)
      Hojo H, Saito T, et al
    • Journal Title

      J Biol Chem

      Volume: 287 Pages: 17860-9

    • Peer Reviewed
  • [Journal Article] GSK-3α and GSK-3ssproteins are involved in early stages ofchondrocyte differentiation with functional redundancy through RelA protein phosphorylation2012

    • Author(s)
      Itoh S, Saito T, et al
    • Journal Title

      J Biol Chem

      Volume: 287 Pages: 29227-36

    • Peer Reviewed
  • [Journal Article] C/EBPss and RUNX2 cooperate to degrade cartilage with MMP-13 as the target and HIF-2α as the inducer in chondrocytes2012

    • Author(s)
      Hirata M, Saito T, et al
    • Journal Title

      Hum Mol Genet

      Volume: 21 Pages: 1111-23

    • Peer Reviewed
  • [Journal Article] Lack of a chondroprotective effect of cyclooxygenase2 inhibition in a surgically induced model of osteoarthritis in mice2012

    • Author(s)
      Fukai A, Saito T, et al
    • Journal Title

      Arthritis Rheum

      Volume: 64 Pages: 198-203

    • Peer Reviewed
  • [Presentation] 軟骨分化モニタリングのためのCol2a1-EGFP-iPS細胞の樹立2013

    • Author(s)
      齋藤琢
    • Organizer
      第12回日本再生医療学会総会
    • Place of Presentation
      横浜
    • Year and Date
      2013-03-23
  • [Presentation] 変形性関節症の分子メカニズムの解明2013

    • Author(s)
      齋藤琢
    • Organizer
      第12回日本再生医療学会総会
    • Place of Presentation
      横浜
    • Year and Date
      2013-03-22
  • [Remarks]

    • URL

      http://www.u-tokyo-ortho.jp/

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Published: 2014-09-25   Modified: 2017-10-05  

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