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The experimental production of the protein transport system to the cytoplasm.

Research Project

Project/Area Number 24658284
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeSingle-year Grants
Research Field Applied molecular and cellular biology
Research InstitutionTokyo University of Agriculture and Technology

Principal Investigator

NISHIKAWA Atsushi  東京農工大学, (連合)農学研究科(研究院), 教授 (30218127)

Project Period (FY) 2012-04-01 – 2014-03-31
Project Status Completed (Fiscal Year 2013)
Budget Amount *help
¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Fiscal Year 2013: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Fiscal Year 2012: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Keywordsボツリヌス毒素 / ドラッグ・デリバリー・システム / ドラッグデリバリーシステム
Research Abstract

Botulinum progenitor toxin consists of one neurotoxin (NTX) and multiple non-toxic components including several haemagglutinin (HA) proteins. Orally ingested NTX passes through the epithelial layer into the blood circulation system with the aide of HA components, and specifically binds to the peripheral nerve cells, and invades into cytoplasm, then causes food-borne botulism. In this study, we challenged the development of novel drug delivery system (DDS) utilizing the botulinum tactical infection mechanism, and a several results which provide a platform for novel DDS were obtained.

Report

(3 results)
  • 2013 Annual Research Report   Final Research Report ( PDF )
  • 2012 Research-status Report
  • Research Products

    (5 results)

All 2014 2013

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (1 results) Book (2 results)

  • [Journal Article] 87. Purification, crystallization and preliminary X-ray analysis of a HA17-HA70 (HA2-HA3) complex from Clostridium botulinum type C progenitor toxin.2014

    • Author(s)
      Chikako Iwasa, Takashi Tonozuka, Masaya Shinoda, Yoshimasa Sagane, Koichi Niwa, Toshihiro Watanabe, Hiromi Yoshida, Shigehiro Kamitori, Toshifumi Takao, Keiji Oguma, Atsushi Nishikawa
    • Journal Title

      Acta Crystallographica

      Volume: F70 Issue: 1 Pages: 64-67

    • DOI

      10.1107/s2053230x13032378

    • Related Report
      2013 Annual Research Report 2013 Final Research Report
    • Peer Reviewed
  • [Journal Article] Sugar-induced conformational change found in the HA-33/HA-17 trimer of the botulinum toxin complex2013

    • Author(s)
      Yoshimasa Sagane, Shintaro Hayash, Takashi Matsumoto, Shin-ichro Miyashita, Ken Inui, Keita Miyata, Shunsuke Yajima, Tomonori Suzuki, Kimiko Hasegawa, Akihito Yamano, Atushi Nishikawa, Tohru Ohyama, Toshihiro Watanabe, Koichi Niwa
    • Journal Title

      Biochem. Biophys. Res. Commun

      Volume: 438 Issue: 3 Pages: 483-487

    • DOI

      10.1016/j.bbrc.2013.07.112

    • Related Report
      2013 Final Research Report
    • Peer Reviewed
  • [Presentation] C型ボツリヌス毒素複合体構成成分HA2-3複合体の構造と機能の解析2013

    • Author(s)
      岩佐知可子、殿塚隆史、篠田昌也、中村智美、中北愼一、神鳥成弘、小熊惠二、西河淳
    • Organizer
      日本生化学会
    • Place of Presentation
      パシフィコ横浜
    • Related Report
      2013 Annual Research Report 2013 Final Research Report
  • [Book] Traffic of botulinum toxin complex, Glycoscience : Biology and Medicine2014

    • Author(s)
      Takashi Tonozuka, Keiji Oguma, Atsushi Nishikawa(Naoyuki Taniguchi, Tamao Endo, Gerald Hart, Peter Seeberger, Chi-Huey Wong (Eds.))
    • Publisher
      Springer(in press)
    • Related Report
      2013 Final Research Report
  • [Book] Glycoscience: Biology and Medicine (Naoyuki Taniguchi, Tamao Endo, Gerald Hart, Peter Seeberger, Chi-Huey Wong (Eds.))2014

    • Author(s)
      Takashi Tonozuka, Keiji Oguma, Atsushi Nishikawa
    • Total Pages
      300
    • Publisher
      Springer
    • Related Report
      2013 Annual Research Report

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Published: 2013-05-31   Modified: 2019-07-29  

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