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Histochemical effects of bisphosphonate on osteocytic lacunar-canalicular system

Research Project

Project/Area Number 15H06002
Research Category

Grant-in-Aid for Research Activity Start-up

Allocation TypeSingle-year Grants
Research Field Surgical dentistry
Research InstitutionHokkaido University

Principal Investigator

Kanako Tsuboi  北海道大学, 大学病院, 医員 (50754610)

Project Period (FY) 2015-08-28 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥2,730,000 (Direct Cost: ¥2,100,000、Indirect Cost: ¥630,000)
Fiscal Year 2016: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2015: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Keywords骨細胞 / 糖尿病 / ビスホスホネート
Outline of Final Research Achievements

We have examined if bisphosphonate would affect osteoblasts/osteocytes, and also if diabates mellitus would worsen the histological features of osteocytes and bone matrix using in SDT fatty rats mimicking diabates mellitus. Stimulated emission depletion microscopy successfully visualized three dimensional structures of actin filaments within the cytoplasmic processes of osteocytes. SDT fatty rats revealed broad un-mineralized bone matrix including many irregularly-arranged DMP-1-/OCN-immunopositive osteocytes, as well as many α-SMA-positive/CD31-reactive blood vessels in the diaphyseal bone marrow. Taken together, diabetes mellitus appears to influence the histological aspects of osteocytes and vascular endothelial cells.

Report

(3 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Annual Research Report
  • Research Products

    (10 results)

All 2016 2015

All Journal Article (2 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 1 results,  Acknowledgement Compliant: 1 results) Presentation (8 results) (of which Int'l Joint Research: 3 results)

  • [Journal Article] Effects of drug discontinuation after short-term daily alendronate administration on osteoblasts and osteocytes.2016

    • Author(s)
      Tsuboi K., Hasegawa T., Yamamoto T., Sasaki M., Hongo H., Oda K., Michigami T., Li M., Freitas PHL., Kitagawa Y., Amizuka N.
    • Journal Title

      Histochemistry and Cell Biology

      Volume: 146巻3号 Issue: 3 Pages: 337-350

    • DOI

      10.1007/s00418-016-1450-7

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] 新しい顕微解析法2016

    • Author(s)
      坪井香奈子、長谷川智香、本郷裕美、圦本尚義、小林幸雄
    • Journal Title

      CLINICAL CALCIUM

      Volume: 25(10) Pages: 83-89

    • Related Report
      2015 Annual Research Report
  • [Presentation] 新規肥満2型糖尿病モデルSDT fattyラットの骨組織の組織化学的変化について.2016

    • Author(s)
      坪井香奈子、本郷裕美、山本知真也、長谷川智香、網塚憲生
    • Organizer
      第34回日本骨代謝学会学術大会
    • Place of Presentation
      大阪国際会議場(大阪府大阪市)
    • Year and Date
      2016-07-20
    • Related Report
      2016 Annual Research Report
  • [Presentation] 肥満2型糖尿病モデルSDTfattyラットにおける骨の微細構造学的解析.2016

    • Author(s)
      坪井香奈子、本郷裕美、長谷川智香、北川善政、網塚憲生
    • Organizer
      第2回日本骨免疫学会
    • Place of Presentation
      ホテルモントレ沖縄スパ&リゾート(沖縄県国頭郡恩納村字冨)
    • Year and Date
      2016-07-06
    • Related Report
      2016 Annual Research Report
  • [Presentation] Histochemical examination on the biological effects of alendronate on osteocytic lacunar-canalicular system.2016

    • Author(s)
      Tsuboi K., Amizuka N., Kitagawa Y.
    • Organizer
      The American Academy of Oral Medicin 2016
    • Place of Presentation
      Hyatt Regency Atlanta(Atlanta, USA)
    • Year and Date
      2016-04-04
    • Related Report
      2016 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Histochemical examination on the biological effects of alendronate on osteocytic lacunar-canalicular system2016

    • Author(s)
      Tsuboi K., Amizuka N., Kitagawa Y
    • Organizer
      The American Academy of Oral Medicin 2016
    • Place of Presentation
      Atlanta, Georgia
    • Year and Date
      2016-04-04
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Histochemical examination on bone abnormality in diabetes mellitus type II SDT fatty rats.2016

    • Author(s)
      Tsuboi K.
    • Organizer
      A Conference of International Collaboration Between Hokkaido University and Shandong University
    • Place of Presentation
      札幌アスペンホテル(北海道札幌市)
    • Related Report
      2016 Annual Research Report
  • [Presentation] Histochemical assessment on bone tissues in type Ⅱdiabetic SDT fatty rats.2015

    • Author(s)
      Tsuboi K., Hongo H., Hasegawa T., Yamamoto T., Amizuka N
    • Organizer
      Australian and New Zealand Bone and Mineral Society(ANZBMS)2015 Joint ANZBMS, MEPSA and MBSANZ Annual Scientific Meeting
    • Place of Presentation
      Hobart, Tasmania
    • Year and Date
      2015-11-01
    • Related Report
      2015 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 骨芽細胞・骨細胞に対するビスフォスフォネート製剤の影響2015

    • Author(s)
      坪井香奈子、網塚憲生、北川善政
    • Organizer
      第60回公益社団法人日本口腔外科学会総会・学術大会
    • Place of Presentation
      名古屋 名古屋国際会議場
    • Year and Date
      2015-10-16
    • Related Report
      2015 Annual Research Report
  • [Presentation] 糖尿病が骨細胞に与える組織化学的影響について –SDT fattyラットを用いた解析-2015

    • Author(s)
      坪井香奈子、本郷裕美、長谷川智香、網塚憲生
    • Organizer
      第57回歯科基礎医学会学術大会
    • Place of Presentation
      新潟 朱鷺メッセ
    • Year and Date
      2015-09-11
    • Related Report
      2015 Annual Research Report

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Published: 2015-08-26   Modified: 2018-03-22  

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