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Urinary exosomes as in-situ biomarker of renal epithelial cells

Research Project

Project/Area Number 25860413
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Laboratory medicine
Research InstitutionBunkyo Gakuin University

Principal Investigator

AKI Nakayama  文京学院大学, 保健医療学部, 助手 (00599425)

Project Period (FY) 2013-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥3,510,000 (Direct Cost: ¥2,700,000、Indirect Cost: ¥810,000)
Fiscal Year 2014: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Fiscal Year 2013: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Keywordsエキソソーム / 尿タンパク質 / バイオマーカー / 腎機能 / エクソソーム / プロテオーム / 免疫電子顕微鏡法 / 尿中エキソソーム / 二次元電気泳動法 / 質量分析法 / Tamm-Horsfall protein
Outline of Final Research Achievements

We identified urinary exosomal proteins by two dimensional electrophoresis-based proteome analyses which include membranous, extracellular region, and cytoplasm of renal epithelial cells. The numbers, diameters, and concentration of protein of exosomal fraction were consistent between healthy subjects. Furthermore, total protein concentration of urinary exosome fraction was consistent per unit time. This research provides the basic information about protein profile and amount of exosomal production in renal epithelial cell of healthy subjects.

Report

(3 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Research-status Report
  • Research Products

    (11 results)

All 2015 2014 Other

All Journal Article (2 results) Presentation (9 results) (of which Invited: 3 results)

  • [Journal Article] 尿検査の未来展望(3) 尿中エクソソーム蛋白質の探索研究2014

    • Author(s)
      中山亜紀
    • Journal Title

      臨床病理

      Volume: 62 Pages: 684-691

    • NAID

      40020186990

    • Related Report
      2014 Annual Research Report
  • [Journal Article] 2.腎機能予測マーカー開発を目指した尿蛋白質の網羅的解析2014

    • Author(s)
      中山亜紀
    • Journal Title

      臨床病理

      Volume: 62 Pages: 722-726

    • Related Report
      2014 Annual Research Report
  • [Presentation] 健常人尿中エクソソームタンパク質の基礎的解析32015

    • Author(s)
      中山 亜紀、荒井 勇輝、増川 陽、御園 生圭太、木明 琢磨、荒木 勇磨、片山 映、鈴木 秀典、飯島 史朗
    • Organizer
      第25回生物試料分析学会
    • Place of Presentation
      東京
    • Year and Date
      2015-02-14
    • Related Report
      2014 Annual Research Report
  • [Presentation] 尿中エクソソームタンパク質解析最適化のための検体処理法の検討2014

    • Author(s)
      荒井 勇輝、中山 亜紀、荒木 勇磨、木明 琢磨、片山 映、鈴木 秀典、飯島 史朗
    • Organizer
      第61回日本臨床検査医学会
    • Place of Presentation
      福岡
    • Year and Date
      2014-11-24
    • Related Report
      2014 Annual Research Report
  • [Presentation] 新規試料としての尿中エクソソームタンパク質の基礎的評価2014

    • Author(s)
      荒井 勇輝、中山 亜紀、御園生 圭太、荒木 勇磨、木明 琢磨、片山 映、鈴木 秀典、飯島 史朗
    • Organizer
      第54回日本臨床化学会年次学術集会
    • Place of Presentation
      東京
    • Year and Date
      2014-09-06
    • Related Report
      2014 Annual Research Report
  • [Presentation] 検体調製法が与える尿中Tamm-Horsfall protein測定値への影響2014

    • Author(s)
      御園生 圭太、中山 亜紀 、荒井 勇輝、荒木 勇磨、木明 琢磨、飯島 史朗
    • Organizer
      第54回日本臨床化学会年次学術集会
    • Place of Presentation
      東京
    • Year and Date
      2014-09-06
    • Related Report
      2014 Annual Research Report
  • [Presentation] Clinical application of urinary protein profiling by using cellulose acetate membrane electrophoresis for IgA nephropathy patients2014

    • Author(s)
      Nakayama A, Sakatsume M, Katayama A, Suzuki H, Shiba K , Iijima S.
    • Organizer
      Annual meeting of American Association for Clinical Chemistry
    • Place of Presentation
      Chicago, IL
    • Year and Date
      2014-07-30
    • Related Report
      2014 Annual Research Report
  • [Presentation] 臨床検査のターゲット分子としてのエクソソームの可能性2014

    • Author(s)
      中山亜紀
    • Organizer
      日本電気泳動学会第64回シンポジウム
    • Place of Presentation
      東京
    • Year and Date
      2014-06-28
    • Related Report
      2014 Annual Research Report
    • Invited
  • [Presentation] Rapid and simple method of Tamm-Horsfall protein removal for urinary exosomal protein identification.

    • Author(s)
      Nakayama A, Arai Y, Katayama A, Suzuki H, Shiba K, Iijima S
    • Organizer
      Human Proteome Organization 12th Annual World Congress
    • Place of Presentation
      神奈川県横浜市
    • Related Report
      2013 Research-status Report
  • [Presentation] 臨床診断に有用な電気泳動法:尿蛋白解析

    • Author(s)
      芝紀代子、久保田亮、中山亜紀
    • Organizer
      第64回日本電気泳動学会総会
    • Place of Presentation
      宮城県仙台市
    • Related Report
      2013 Research-status Report
    • Invited
  • [Presentation] 若手会員の研究 -取り組みの実際と研究成果の紹介- 腎機能予測マーカー開発を目指した尿タンパク質の網羅的解析

    • Author(s)
      中山亜紀
    • Organizer
      第25回関東・甲信越支部総会
    • Place of Presentation
      東京都文京区
    • Related Report
      2013 Research-status Report
    • Invited

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Published: 2014-07-25   Modified: 2019-07-29  

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