Studies on rhizobacterial components and their plant immune responses

• Project/Area Number: 19710188
• Research Category: Grant-in-Aid for Young Scientists (B)
• Allocation Type: Single-year Grants
• Research Field: Living organism molecular science
• Research Institution: Kagoshima University
• Principal Investigator: HASHIMOTO Masahito Kagoshima University, 大学院・理工学研究科, 准教授 (30333537)
• Project Period (FY): 2007 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥3,650,000 (Direct Cost: ¥3,200,000、Indirect Cost: ¥450,000); Fiscal Year 2008: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000); Fiscal Year 2007: ¥1,700,000 (Direct Cost: ¥1,700,000)
• Keywords: マメ科植物 / ミヤコグサ / 根粒菌 / Mesorhizobium loti / リポ多糖 / リポオリゴ糖 / 菌体外多糖 / 一酸化窒素

Research Abstract

本研究では、Mesorhizobium loti由来菌体成分の分離とNO産生誘導活性の解析をおこなった。その結果、主にリポ多糖にNO誘導能が存在することを見いだした。また、リポ多糖中の全く異なる2つの構造がNO誘導に関与することもわかり、植物免疫誘導機構が複数の経路を持つことが示唆された。

Research Products

• [Presentation] Studies of NO-inducing glycoconjugates from Mesorhizobium loti (2008)
  • Author(s): Masahito Hashimoto, Keita Tsunemi, Yasuo Suda, Maki Nagata, Ken-Ichi Kucho, Mikiko Abe, Toshiki Uchiumi
  • Organizer: BMB2008
  • Place of Presentation: 神戸・ポートアイランド
  • Year and Date: 2008-12-10
• [Presentation] Characterization of NO-inducing polysaccharides from Mesorhizobium loti (2008)
  • Author(s): Masahito Hashimoto, Keita Tsunemi, Yasuo Suda, Maki Nagata, Ken-Ichi Kucho, Mikiko Abe, Toshiki Uchiumi
  • Organizer: 8th European Nitrogen Fixation Conference
  • Place of Presentation: Universitet Gent, Belgium
  • Year and Date: 2008-09-01
• [Presentation] Characterization of NO-inducing lipopolysaccharides from Mesorhizobium loti (2007)
  • Author(s): Hashimoto Masahito, Daishi Honda, Kenji Kajiyama, Yasuo Suda, Maki Nagata, Ken-ichi Kucho, Mikiko Abe, Toshiki Uchiumi
  • Organizer: BMB2007
  • Place of Presentation: パシフィコ横浜
  • Year and Date: 2007-12-12
• [Presentation] Characterization of NO-inducing Iipopolysaccharides from Mesorhzobium loti. (2007)
  • Author(s): 橋本雅仁, 他7名
  • Organizer: BMB2007
  • Place of Presentation: パシフィコ横浜
  • Year and Date: 2007-12-12
• [Presentation] 一酸化窒素誘導性Mesorhizobium loti由来リポ多糖の研究 (2007)
  • Author(s): 橋本雅仁,本田大士,梶山健次,隅田泰生,永田真紀,九町健一,阿部美紀子,内海俊樹
  • Organizer: 第17回植物微生物研究会
  • Place of Presentation: 鹿児島大学
  • Year and Date: 2007-09-21