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Effects of overdose of fructose on dementia

Research Project

Project/Area Number 26430055
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Nerve anatomy/Neuropathology
Research InstitutionKagawa University

Principal Investigator

UENO Masaki  香川大学, 医学部, 教授 (30322267)

Co-Investigator(Kenkyū-buntansha) 千葉 陽一  香川大学, 医学部, 講師 (30372113)
Project Period (FY) 2014-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2016: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2015: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2014: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Keywords果糖 / 脈絡叢 / グルコース輸送体 / 認知症 / GLUT / 活性酸素種 / 上衣細胞 / 培養細胞
Outline of Final Research Achievements

Immunoreactivity of GLUT5 and GLUT8 was located in epithelial cells of the choroid plexus and ependymal cells. Immunoreactivity of GLUT8 was located in the cytoplasm of astrocytes and microglia. It is likely that intravascular substance including sugars was transported to periventricular areas. These findings suggest that intravascular fructose migrates to periventricular areas. Culture experiments under high concentration of fructose for short and long periods were conducted by evaluating not only survival rates, production of reactive oxygen species (ROS), and effects on the outgrowth of cultured neurons, but also survival rates and ROS production of cultured microglia. Although the survival rate of cultured neurons for a long period had decreased slightly, other parameters were significantly changed.

Report

(4 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • 2014 Research-status Report
  • Research Products

    (9 results)

All 2017 2016 2015 2014

All Journal Article (8 results) (of which Peer Reviewed: 7 results,  Acknowledgement Compliant: 5 results,  Open Access: 1 results) Presentation (1 results) (of which Invited: 1 results)

  • [Journal Article] Glucose transporter 8 immunoreactivity in astrocytic and microglial cells in subependymal areas of human brains2017

    • Author(s)
      Mashima M, Chiba Y, Murakami R, Uemura N, Matsumoto K, Kawauchi M, Kanenishi K, Hata T, Ueno M
    • Journal Title

      Neuroscience Letters

      Volume: 636 Pages: 90-94

    • DOI

      10.1016/j.neulet.2016.11.005

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Immunoreactivity of glucose transporter 8 is localized in the epithelial cells of the choroid plexus and in ependymal cells2016

    • Author(s)
      Murakami R, Chiba Y, Tsuboi K, Matsumoto K, Kawauchi M, Fujihara R, Mashima M, Kanenishi K, Yamamoto T, Ueno M
    • Journal Title

      Histochemistry and Cell Biology

      Volume: 146 Issue: 2 Pages: 231-236

    • DOI

      10.1007/s00418-016-1444-5

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Albumin microvascular leakage in brains with diabetes mellitus2016

    • Author(s)
      Fujihara R, Chiba Y, Nakagawa T, Nishi N, Murakami R, Matsumoto K, Kawauchi M, Yamamoto T, Ueno M
    • Journal Title

      Microscopy Research and Technique

      Volume: 79 Issue: 9 Pages: 833-837

    • DOI

      10.1002/jemt.22708

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Blood-brain barrier damage in vascular dementia2016

    • Author(s)
      Masaki Ueno, Yoichi Chiba, Koichi Matsumoto, Ryuta Murakami, Ryuji Fujihara, Machi Kawauchi, Hiroshi Miyanaka, Toshitaka Nakagawa
    • Journal Title

      Neuropathology

      Volume: 36 Issue: 2 Pages: 115-124

    • DOI

      10.1111/neup.12262

    • Related Report
      2015 Research-status Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Journal Article] Blood-brain barrier and blood-cerebrospinal fluid barrier in normal and pathological conditions.2016

    • Author(s)
      Ueno M, Chiba Y, Murakami R, Matsumoto K, Kawauchi M, Fujihara R
    • Journal Title

      Brain Tumor Pathol

      Volume: 33 Issue: 2 Pages: 89-96

    • DOI

      10.1007/s10014-016-0255-7

    • Related Report
      2015 Research-status Report
    • Peer Reviewed
  • [Journal Article] Immunohistochemical analysis of transporters related to clearance of amyloid-β peptides through blood-cerebrospinal fluid barrier in human brain.2015

    • Author(s)
      Matsumoto K, Chiba Y, Fujihara R, Kubo H, Sakamoto H, Ueno M
    • Journal Title

      Histochem Cell Biol

      Volume: 144 Issue: 6 Pages: 597-611

    • DOI

      10.1007/s00418-015-1366-7

    • Related Report
      2015 Research-status Report
    • Peer Reviewed
  • [Journal Article] 血液脳関門の構造的特徴と生理機能2015

    • Author(s)
      上野正樹
    • Journal Title

      Dementia Japan

      Volume: 29 Pages: 36-43

    • Related Report
      2014 Research-status Report
  • [Journal Article] Clearance of beta-amyloid in the brain2014

    • Author(s)
      Masaki Ueno, Yoichi Chiba, Koichi Matsumoto, Toshitaka Nakagawa, Hiroshi Miyanaka
    • Journal Title

      Current Medicinal Chemistry

      Volume: 21 Issue: 35 Pages: 4085-4090

    • DOI

      10.2174/0929867321666141011194256

    • Related Report
      2014 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Presentation] 血液脳関門機能およびその障害の機序について2015

    • Author(s)
      上野正樹
    • Organizer
      第33回日本脳腫瘍病理学会
    • Place of Presentation
      JRホテルクレメント高松
    • Year and Date
      2015-05-29
    • Related Report
      2015 Research-status Report
    • Invited

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Published: 2014-04-04   Modified: 2018-03-22  

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