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A study on the molecules partieipating in the host-specificity of rickettsiae, one of the obligate intracellular bacteria

Research Project

Project/Area Number 19590448
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Bacteriology (including Mycology)
Research InstitutionThe University of Tokushima

Principal Investigator

UCHIYAMA Tsuneo  The University of Tokushima, 大学院・ヘルスバイオサイエンス研究部, 准教授 (90151901)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2008: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2007: ¥3,120,000 (Direct Cost: ¥2,400,000、Indirect Cost: ¥720,000)
Keywords宿主特異性 / リケッチア / 紅斑熱群 / 発疹チフス群 / Sca / Ku70 / マダニ / 昆虫 / 昆虫細胞 / マダニ細胞 / RickA
Research Abstract

リケッチアの宿主細胞への付着侵入は全てのリケッチア群と細胞種の組み合わせで起こるが、増殖能はリケッチア群のベクター特異性と一致しており、細胞レベルで宿主特異性が決定していた。また、リケッチアはrOmpB/Ku70相互作用を介して動物細胞に付着し、付着部位にチロシンリン酸化蛋白質、ホスホイノシチド3-キナーゼ依存的活性、微小管などの働きでアクチン重合が起こり、クラスリン、カベオリン依存的エンドサイトーシスによって細胞内に取り込まれることが明らかになった。

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (23 results)

All 2009 2008 2007 Other

All Journal Article (6 results) (of which Peer Reviewed: 6 results) Presentation (15 results) Book (2 results)

  • [Journal Article] Rzckettsial outer-membrane protein B(rOmpB) mediates bacterial invasion through Ku70 in an actin, c-Cbl, clathlrin and caveolin2-dependent manner2009

    • Author(s)
      Chan, Y.G.Y., Cardwell, M.M., Hermanas, T,M., Uchiyama, T., and Martinez, J.J.
    • Journal Title

      Cellular Microbiology 11

      Pages: 629-644

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Rickettsial outer-membrane protein B (rOmpB)mediates bacterial invasion through Ku70 in an actin, c-Cb1, clathrin and caveolin 2-dependent manner2009

    • Author(s)
      Chan, Y. G. Y.
    • Journal Title

      Cellular Microbiology 11

      Pages: 629-644

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Restriction of the growth of typhus group riekettsiae in tick cells2009

    • Author(s)
      Uchiyama, Tsuneo
    • Journal Title

      Clinical Microbiology and Infection (印刷中)

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Shotgun proteomics of Orientia tsutsugamushi2009

    • Author(s)
      Ogawa, Motohiko
    • Journal Title

      Clinical Microbiology and Infection (印刷中)

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Restriction of the growth of typhus group rickettsiae in tickcells2008

    • Author(s)
      Uchiyama, T., Ogatiwa, M., Kishi, M., Yamashita, T., Kishimoto, T., and Kurane, I.
    • Journal Title

      Clinical Microbiology and Infection 02263

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] hotgun proteomics of Orientia tsutsugarnushi2008

    • Author(s)
      0gawa, M., Shinkai-Ouchi, F., Uchiyama, T., Hagiwara, K., Hanada, K., Kurane, I, and Kishimoto, T.
    • Journal Title

      Clinical, Microbiology and Infection 02157

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Presentation] マダニ細胞における発疹チフス群リケッチア増殖抑制へのオートファジーの関与2009

    • Author(s)
      内山恒夫、小川基彦
    • Organizer
      第82回日本細菌学会総会
    • Place of Presentation
      名古屋
    • Year and Date
      2009-03-13
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] マダニ由来細胞における発疹チフス群リケッチアの増殖抑制機構2008

    • Author(s)
      内山恒夫、小川基彦、岸真帆美、山下知輝. 岸本寿男、倉根一郎
    • Organizer
      第26回日本クラミジア研究会・第15回リケッチア研究会合同学術集会
    • Place of Presentation
      岐阜
    • Year and Date
      2008-11-01
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] Oreintia tsutsugamushi発現蛋白質の網羅的同定2008

    • Author(s)
      小川基彦、大内史子、内山恒夫、松谷峰之介、萩原健一、花田賢太郎、倉根一郎、岸本寿男
    • Organizer
      第56回日本ウイルス学会学術集会
    • Place of Presentation
      岡山
    • Year and Date
      2008-10-28
    • Related Report
      2008 Final Research Report
  • [Presentation] 発疹チフス群リケッチアのマダニ由来細胞における増殖抑制機序の形態学的解析2008

    • Author(s)
      内山恒夫、小川基彦、岸真帆美、山下知輝、岸本寿男、倉根一郎
    • Organizer
      第56回日本ウイルス学会学術集会
    • Place of Presentation
      岡山
    • Year and Date
      2008-10-28
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] Orientia tsutsugamushi発現蛋白質の網羅的同定2008

    • Author(s)
      小川基彦
    • Organizer
      第56回日本ウイルス学会学術集会
    • Place of Presentation
      岡山
    • Year and Date
      2008-10-28
    • Related Report
      2008 Annual Research Report
  • [Presentation] Shotgun proteomics of Orientia tsutsugamushi2008

    • Author(s)
      Ogawa, M., Shinkai-Ouchi, F., Uchiyama, T., Hagitiwara, K., Hanada, K., Kurane, I, and Kishimoto, T.
    • Organizer
      th International conference on rickettsiae and rickettsial diseases Marseille
    • Place of Presentation
      France
    • Year and Date
      2008-05-19
    • Related Report
      2008 Final Research Report
  • [Presentation] Restriction of the growth of typhus group rickettsiae in tick cells2008

    • Author(s)
      chiyama, T., Ogawa, M., Kishi, M., Yamashita, T., Kishimoto, T., and Kurane, I.
    • Organizer
      5th International conference on rickettsiae and rickettsial diseases. Btarseille
    • Place of Presentation
      France
    • Year and Date
      2008-05-19
    • Related Report
      2008 Final Research Report
  • [Presentation] Restriction of the growth of typhus group rickettsiae in tick cells2008

    • Author(s)
      Uchiyama, Tsuneo
    • Organizer
      5th International conference on rickettsiae and rickettsial diseases
    • Place of Presentation
      マルセイユ
    • Year and Date
      2008-05-19
    • Related Report
      2008 Annual Research Report
  • [Presentation] Shotgun proteomics of Orientia tsutsugamushi2008

    • Author(s)
      Ogawa, Motohiko
    • Organizer
      5th International conference on rickettsiae and rickettsial diseases
    • Place of Presentation
      マルセイユ
    • Year and Date
      2008-05-19
    • Related Report
      2008 Annual Research Report
  • [Presentation] リケッチアの感染性保存に及ぼす糖の効果2008

    • Author(s)
      内山恒夫、小川基彦
    • Organizer
      第81回日本細菌学会総会
    • Place of Presentation
      京都
    • Year and Date
      2008-03-26
    • Related Report
      2008 Final Research Report
  • [Presentation] リケッチアの感染性保存に及ぼす糖の効果2008

    • Author(s)
      内山 恒夫
    • Organizer
      第81回日本細菌学会総会
    • Place of Presentation
      京都国際会館
    • Year and Date
      2008-03-26
    • Related Report
      2007 Annual Research Report
  • [Presentation] リケッチア感染の宿主特異性2007

    • Author(s)
      内山恒夫、小川基彦, 岸真帆美, 岸本寿男、倉根一郎、足立昭夫
    • Organizer
      第25回目本クラミジア研究会・第14回リケッチア研究会合同研究発表会
    • Place of Presentation
      東京
    • Year and Date
      2007-10-27
    • Related Report
      2008 Final Research Report
  • [Presentation] リケッチア感染の宿主特異性2007

    • Author(s)
      内山 恒夫
    • Organizer
      第25回日本クラミジア研究会・第14回リケッチア研究会合同研究発表会
    • Place of Presentation
      国立感染症研究所
    • Year and Date
      2007-10-27
    • Related Report
      2007 Annual Research Report
  • [Presentation] リケッチア種間のミトコンドリアプロセシングペプチダーゼ相同遺伝子の比較解析2007

    • Author(s)
      内山恒夫、小川基彦、鎌田和弥、八町和樹、倉根一郎、足立昭夫
    • Organizer
      第55回日本ウイルス学会学術集会
    • Place of Presentation
      札幌
    • Year and Date
      2007-10-22
    • Related Report
      2008 Final Research Report
  • [Presentation] リケッチア種間のミトコンドリアプロセシングペプチダーゼ相同遺伝子の比較解析2007

    • Author(s)
      内山 恒夫
    • Organizer
      第55回日本ウイルス学会学術集会
    • Place of Presentation
      札幌コンベンションセンター
    • Year and Date
      2007-10-22
    • Related Report
      2007 Annual Research Report
  • [Book] リケッチア-紅斑熱群-(病原細菌・ウイルス図鑑)(印刷中)

    • Author(s)
      内山恒夫(新居士郎・倉田毅・林英生・本田武司・小田紘・松本明編)
    • Publisher
      北海道大学出版会(北海道)
    • Related Report
      2008 Final Research Report
  • [Book] 病原細菌・ウイルス図鑑

    • Author(s)
      内山恒夫
    • Publisher
      北海道大学出版会(印刷中)
    • Related Report
      2008 Annual Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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