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Interfacial analysis using artificial exo/endocytotic systems and development of target-specific secretion/uptake systems

Research Project

Project/Area Number 25840051
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Biophysics
Research InstitutionTeikyo University (2014)
Nagoya City University (2013)

Principal Investigator

TADOKORO SATOSHI  帝京大学, 薬学部, 講師 (20389109)

Project Period (FY) 2013-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥4,420,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥1,020,000)
Fiscal Year 2014: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2013: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Keywords人工細胞 / 開口放出 / リポソーム / エキソサイトーシス / エンドサイトーシス
Outline of Final Research Achievements

Previously, we developed an artificial exocytotic system that secretes intravesicular contents upon Ca2+ influx in GUV. In this study, we cleared the effect of osmolality gap between the inside and the outside of GUV and lipid composition of GUV on exocytotic release. We also found that Ca2+ influx into GUVs was induced by amyloid beta, suggesting that our artificial exocytotic system could induce exocytosis-like secretion by Ca2+ elevation in GUV. These results will lead to the development of artificial exocytotic systems which release amyloid-degrading enzymes by recognizing amyloid beta.

Report

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

    (15 results)

All 2015 2014 2013 Other

All Journal Article (3 results) (of which Peer Reviewed: 2 results) Presentation (11 results) Remarks (1 results)

  • [Journal Article] Orai-2 is localized on secretory granules and regulates antigen-evoked Ca2+ mobilization and exocytosis in mast cells2014

    • Author(s)
      Miho Ikeya, Kiyoshi Yamanoue, Yuji Mochizuki, Hirofumi Konishi, Satoshi Tadokoro, Masahiko Tanaka, Ryo Suzuki, Naohide Hirashima
    • Journal Title

      Biochemical and Biophysical Research Communications

      Volume: 451 Issue: 1 Pages: 62-67

    • DOI

      10.1016/j.bbrc.2014.07.060

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 巨大リポソームによるエンド/エクソサイトーシス系のモデル開発2013

    • Author(s)
      平嶋尚英、田所 哲
    • Journal Title

      生物物理

      Volume: 53 Pages: 98-100

    • NAID

      10031151790

    • Related Report
      2013 Research-status Report
  • [Journal Article] Inhibitory effects of a cationic liposome on allergic reaction mediated by mast cell activation.2013

    • Author(s)
      Yoshikazu Inoh, Satoshi Tadokoro, Hiroki Tanabe, Makoto Inoue, Naohide Hirashima, Tadahide Furuno, Mamoru Nakanishi
    • Journal Title

      Biochemical Pharmacology

      Volume: 86 Issue: 12 Pages: 1731-1738

    • DOI

      10.1016/j.bcp.2013.09.023

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Presentation] 改変好塩基球を用いた腫瘍特異的DDSへの展開2015

    • Author(s)
      大嶽修一
    • Organizer
      日本薬学会第135年会
    • Place of Presentation
      神戸
    • Year and Date
      2015-03-28
    • Related Report
      2014 Annual Research Report
  • [Presentation] Chediak-Higashi症候群原因タンパク質LYSTのマスト細胞における機能解析2015

    • Author(s)
      猪飼千春
    • Organizer
      日本薬学会第135年会
    • Place of Presentation
      神戸
    • Year and Date
      2015-03-28
    • Related Report
      2014 Annual Research Report
  • [Presentation] 分泌顆粒に局在するCaチャネルOrai-2によるマスト細胞の機能制御2015

    • Author(s)
      望月雄司
    • Organizer
      日本薬学会第135年会
    • Place of Presentation
      神戸
    • Year and Date
      2015-03-28
    • Related Report
      2014 Annual Research Report
  • [Presentation] マスト細胞の脱顆粒におけるsyntaxin3のリン酸化の役割2015

    • Author(s)
      田所 哲
    • Organizer
      日本薬学会第135年会
    • Place of Presentation
      神戸
    • Year and Date
      2015-03-27
    • Related Report
      2014 Annual Research Report
  • [Presentation] 正電荷リポソームの物性がマスト細胞の活性化に及ぼす影響2015

    • Author(s)
      伊納義和
    • Organizer
      日本薬学会第135年会
    • Place of Presentation
      神戸
    • Year and Date
      2015-03-27
    • Related Report
      2014 Annual Research Report
  • [Presentation] マスト細胞の開口放出におけるsynaptotagmin2の役割とその機能領域2014

    • Author(s)
      田所 哲
    • Organizer
      第87回日本生化学会大会
    • Place of Presentation
      京都
    • Year and Date
      2014-10-18
    • Related Report
      2014 Annual Research Report
  • [Presentation] 人工開口放出系を用いた開口放出様膜融合の脂質依存性

    • Author(s)
      田所 哲、笹井雅夫、平嶋尚英
    • Organizer
      日本薬学会第134年回
    • Place of Presentation
      熊本
    • Related Report
      2013 Research-status Report
  • [Presentation] Synaptotagmin 2 promotes SNARE-mediated membrane fusion between liposomes that mimic mast cell exocytosis depending on Ca2+ and phosphatidylinositol 4,5-bisphosphate

    • Author(s)
      Satoshi Tadokoro, Yoshikazu Inoh, Mamoru Nakanishi, Naohide Hirashima
    • Organizer
      2013 American Society for Cell Biology Annual Meeting
    • Place of Presentation
      ニューオーリンズ
    • Related Report
      2013 Research-status Report
  • [Presentation] 正電荷リポソームがマスト細胞の活性化に及ぼす影響

    • Author(s)
      伊納義和、田所 哲、田邊宏樹、井上 誠、平嶋尚英、古野忠秀、中西 守
    • Organizer
      第35回生体膜と薬物の相互作用シンポジウム
    • Place of Presentation
      東京大学
    • Related Report
      2013 Research-status Report
  • [Presentation] PIP2はsynaptotagmin 2によるSNAREを介した膜融合の促進に関与する

    • Author(s)
      田所 哲、伊納義和、中西 守、平嶋尚英
    • Organizer
      第50回日本生物物理学会
    • Place of Presentation
      京都国際会館
    • Related Report
      2013 Research-status Report
  • [Presentation] 改変好塩基球を用いたがん細胞を標的とするDDSの構築

    • Author(s)
      宮地克真、児玉卓也、田所 哲、平嶋尚英
    • Organizer
      第86回日本生化学会大会
    • Place of Presentation
      パシフィコ横浜
    • Related Report
      2013 Research-status Report
  • [Remarks] 生体超分子システム解析学ホームページ

    • URL

      http://www.phar.nagoya-cu.ac.jp/hp/ybu/HP/gyouseki/newpage3.html

    • Related Report
      2013 Research-status Report

URL: 

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

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