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2008 Fiscal Year Final Research Report

Analysis of interaction between botulinum neurotoxin type D and Phosphatidylethanolamine

Research Project

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Project/Area Number 18799011
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Bacteriology (including Mycology)
Research InstitutionFujita Health University

Principal Investigator

TSUKAMOTO Kentaro  Fujita Health University, 医学部, 助教 (80434596)

Project Period (FY) 2006 – 2008
KeywordsClostridium botulinum / ボツリヌス毒素 / 受容体 / ガングリオシド / ホスファチジルエタノールアミン / 表面プラズモン共鳴
Research Abstract

ボツリヌス神経毒素(A〜G型)は型特異的な受容体に結合する。そのうち、ボツリヌスD型毒素は他の型とは異なり、グリセロリン脂質の一つPEに結合する。本研究では、ボツリヌスD型神経毒素とPEの分子間相互作用について調べ、毒素分子内のPE認識に関わるアミノ酸残基を特定した。さらに表面プラズモン共鳴による結合解析の実験系を構築し、蛋白質-脂質の分子間相互作用について定量的に解析することを可能にした。

  • Research Products

    (10 results)

All 2009 2008 2007

All Journal Article (4 results) (of which Peer Reviewed: 4 results) Presentation (6 results)

  • [Journal Article] Identification of the receptor-binding sites in the carboxyl-terminal half of the heavy chain of botulinum neurotoxin types C and D2008

    • Author(s)
      Tsukamoto, K., Kozai, Y., Ihara, H., Kohda, T., Mukamoto, M., Tsuji, T. and Kozaki, S.
    • Journal Title

      Microb Pathog 44

      Pages: 484-493

    • Peer Reviewed
  • [Journal Article] A nasal vaccine comprising B-subunit derivative of Shiga toxin 2 for cross-protection against Shiga toxin types 1 and 22008

    • Author(s)
      Tsuji, T., Shimizu, T., Sasaki, K., Tsukamoto, K., Arimitsu, H., Ochi, S., Taniguchi, K., Noda, M., Neri, P. and Mori, H.
    • Journal Title

      Vaccine 26

      Pages: 2092-2099

    • Peer Reviewed
  • [Journal Article] Protection of mice from Shiga toxin-2 toxemia by mucosal vaccine of Shiga toxin 2B-His with Escherichia coli enterotoxin2008

    • Author(s)
      Tsuji, T., Shimizu, T., Sasaki, K., Shimizu, Y., Tsukamoto, K., Arimitsu, H., Ochi, S., Sugiyama, S., Taniguchi, K., Neri, P. and Mori, H.
    • Journal Title

      Vaccine 26

      Pages: 469-476

    • Peer Reviewed
  • [Journal Article] Molecular properties of each subcomponent in Clostridium botulinum type B haemagglutinin complex2008

    • Author(s)
      Arimitsu, H., Sakaguchi, Y., Lee, J. C., Ochi, S., Tsukamoto, K., Yamamoto, Y., Ma, S., Tsuji, T. and Oguma, K.
    • Journal Title

      Microb Pathog 45

      Pages: 142-149

    • Peer Reviewed
  • [Presentation] ボツリヌスD型神経毒素とPhosphatidylethanolamineの相互作用の解析2009

    • Author(s)
      塚本健太郎
    • Organizer
      第82回日本細菌学会総会
    • Place of Presentation
      愛知県
    • Year and Date
      2009-03-14
  • [Presentation] ボツリヌス神経毒素受容体としての糖脂質およびリン脂質の役割2008

    • Author(s)
      塚本健太郎
    • Organizer
      第45回日本細菌学会中部支部総会
    • Place of Presentation
      石川県
    • Year and Date
      2008-10-18
  • [Presentation] Surface plasmon resonance analysis of botulinum neurotoxin binding for lipid receptors2008

    • Author(s)
      塚本健太郎
    • Organizer
      TOXINS2008
    • Place of Presentation
      イタリア
    • Year and Date
      2008-06-13
  • [Presentation] 表面プラズモン共鳴を用いたボツリヌス神経毒素と受容体の結合解析2008

    • Author(s)
      塚本健太郎
    • Organizer
      第81回日本細菌学会総会
    • Place of Presentation
      京都府
    • Year and Date
      2008-03-24
  • [Presentation] ボツリヌスC, D型神経毒素と脂質分子の多様な結合性について2007

    • Author(s)
      塚本健太郎
    • Organizer
      第54回毒素シンポジウム
    • Place of Presentation
      大阪府
    • Year and Date
      2007-09-06
  • [Presentation] Mutational analysis of botulinum neurotoxintype C and D for determination of receptor-binding site2007

    • Author(s)
      塚本健太郎
    • Organizer
      第7回あわじしま感染症・免疫フォーラム
    • Year and Date
      2007-09-02

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Published: 2010-06-10   Modified: 2016-04-21  

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