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Mechanisms of reparative dentin formation focusing on glycome-shift in human dental pulp cells

Research Project

Project/Area Number 16K20469
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Conservative dentistry
Research InstitutionKanagawa Dental College

Principal Investigator

MUROMACHI Koichiro  神奈川歯科大学, 大学院歯学研究科, 助教 (50637072)

Project Period (FY) 2016-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥3,510,000 (Direct Cost: ¥2,700,000、Indirect Cost: ¥810,000)
Fiscal Year 2017: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Fiscal Year 2016: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Keywords歯髄 / 歯髄・象牙質複合体 / BMP-1 / 糖鎖 / グライコーム / 修復象牙質 / 歯学 / 細胞・組織
Outline of Final Research Achievements

BMP-1 has been well investigated as a catalytic enzyme of procollagen I-III and dentin-specific non-collagenous proteins; however, how BMP-1 affects cell surface molecules remains unclear. In this study, we focused on changes in glycan structure, ie, glycome-shift by BMP-1, which was clarified from a comprehensive analysis by lectin microarray in human dental pulp cells. We found that the N-acetylgalactosamine modification was slightly increased, while the α2,6-sialic acid modification was decreased in insoluble fractions from human dental pulp cells. These results suggest that BMP-1 is involved not only in the maturation of collagen and dentin-specific proteins as protease but also in glyco-alteration of membrane proteins in human dental pulp cells.

Report

(3 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • Research Products

    (7 results)

All 2017 2016

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

  • [Journal Article] Kallikrein Promotes Inflammation in Human Dental Pulp Cells via Protease-Activated Receptor-1.2016

    • Author(s)
      Hayama T, Kamio N, Okabe T, Muromachi K, Matsushima K.
    • Journal Title

      J Cell Biochem

      Volume: 117 Issue: 7 Pages: 1522-8

    • DOI

      10.1002/jcb.25437

    • Related Report
      2016 Research-status Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Presentation] BMP-1によるヒト歯髄培養細胞のα2,6-シアル酸修飾の抑制2017

    • Author(s)
      室町幸一郎、石井信之
    • Organizer
      第9回 日本CCNファミリー研究会
    • Related Report
      2017 Annual Research Report
  • [Presentation] 根尖性歯周炎を伴う幼若永久歯に再生歯内療法を用いデンティンブリッジ様硬組織形成を認めた症例2017

    • Author(s)
      室町幸一郎、石井信之
    • Organizer
      第38回 日本歯内療法学会学術大会
    • Related Report
      2017 Annual Research Report
  • [Presentation] BMP-1によるヒト歯髄培養細胞のmucin様糖鎖修飾2016

    • Author(s)
      室町幸一郎, 石井信之
    • Organizer
      日本歯科保存学会 2016年度秋季学術大会(第145回)
    • Place of Presentation
      キッセイ文化ホール(長野県松本文化会館)
    • Year and Date
      2016-10-27
    • Related Report
      2016 Research-status Report
  • [Presentation] 歯内-歯周疾患(Simon I型)を生じた根未完成歯のApexificationにMineral Trioxide Aggregateを応用した症例2016

    • Author(s)
      室町幸一郎, 鈴木二郎, 石井信之
    • Organizer
      第37回日本歯内療法学会学術大会
    • Place of Presentation
      ・ウインクあいち(愛知県産業労働センター)
    • Year and Date
      2016-07-23
    • Related Report
      2016 Research-status Report
  • [Presentation] BMP-1によるヒト歯髄培養細胞の糖鎖修飾2016

    • Author(s)
      室町幸一郎, 石井信之
    • Organizer
      第8回 日本CCNファミリー研究会
    • Place of Presentation
      岡山大学
    • Related Report
      2016 Research-status Report
    • Invited
  • [Book] Cell Biological Assays for Measuring Odontogenic Activities of CCN Proteins (Chapter 23). Methods in Molecular Biology “CCN Proteins”2017

    • Author(s)
      Koichiro MUROMACHI, Hiroshi SUGIYA, Nobuyuki TANI-ISHII
    • Total Pages
      557
    • Publisher
      Springer
    • Related Report
      2016 Research-status Report

URL: 

Published: 2016-04-21   Modified: 2019-03-29  

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