Study on mechanism of co-evolution between figs and fig-wasps

• Project/Area Number: 19570225
• Research Category: Grant-in-Aid for Scientific Research (C)
• Allocation Type: Single-year Grants
• Section: 一般
• Research Field: Evolutionary biology
• Research Institution: JT Biohistory Research Hall
• Principal Investigator: SU Zhi-hui JT Biohistory Research Hall, 研究部, 研究員 (40396221)
• Co-Investigator(Kenkyū-buntansha): AZUMZ Hiroshi 京都大学, 大学院理学研究科, 助教 (50362439)
• Project Period (FY): 2007 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000); Fiscal Year 2008: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000); Fiscal Year 2007: ¥2,860,000 (Direct Cost: ¥2,200,000、Indirect Cost: ¥660,000)
• Keywords: イチジク属 / イチジクコバチ / 共進化 / 分子系統 / 遺伝子 / 28S rRNA遺伝子 / ITS / COI遺伝子 / 葉緑体DNA

Research Abstract

イチジク属植物Ficus(クワ科)とイチジクコバチとの間、子孫を残すという共通利益のもとで、「1種対1種」という極めて厳密な相利共生関係が成立している。日本産イチジク属植物とそのコバチの系統関係を複数の分子マーカーを用いて網羅的解析を行い、両者(植物とコバチ)の種間関係と種内の遺伝的変異(或いは地域的変異)を明らかにした。植物とコバチの各種がそれぞれ単系統を形成し、宿主の転換がみられず、「1種対1種」関係は極めて厳密に維持されていることが判明した。

Research Products

• [Journal Article] Molecular phylogenetic analyses of figs and fig-pollinating wasps in the Ryukyu and Bonin(Ogasawara) islands, Japan (2009)
  • Author(s): Azuma H., Harrison R.D., Nakamura K., Su Z.-H.
  • Journal Title: Molecular Phylogenetics and Evolution (submitted)
  • Peer Reviewed
• [Journal Article] Breakdown of the one-to-one rule in Mexican fig-wasp association inferred by molecular phylogenic analysis (2008)
  • Author(s): Su, Z.-H., Iino, H., Nakamura, K., Serrato-Diaz, A., Oyama, K.
  • Journal Title: Symbiosis 45 Pages: 73-81
  • Peer Reviewed
• [Journal Article] Breakdown of the one-to-one rule in Mexican fig-wasp associations inferred by molecular phylogenetic analysis (2008)
  • Author(s): Su, Z.-H., 他4名
  • Journal Title: Symbiosis 45 Pages: 73-81
  • Peer Reviewed
• [Journal Article] Ancient divergence of animal protein tyrosine kinase genes demonstrated by a gene family tree including choanoflagellate genes (2008)
  • Author(s): Suga, H., 他7名
  • Journal Title: FEBS letters 582 Pages: 815-818
  • Peer Reviewed
• [Journal Article] Breakdown of the one-to-one rule in Mexican fig-wasp associations inferred by molecular phylogenetic analysis. (2008)
  • Author(s): Su, Z.-H., (他4名)
  • Journal Title: Symbiosis 45 Pages: 73-81
  • Peer Reviewed
• [Journal Article] Ancient divergence of animal protein tyrosine kinase genes demonstrated by a gene family tree including choanoflagellate genes. (2008)
  • Author(s): Suga, H., (他7名)
  • Journal Title: FEBS letters 582 Pages: 815-818
  • Peer Reviewed
• [Journal Article] Multiple receptor-like kinase cDNAs from livewort Marchantia polymorpha and two charophycean green algae, Closterium ehrenbergii and Nitella axillaris : Extensive gene duplication and gene shufflings in the early evolution of streptophytes (2007)
  • Author(s): Sasaki G., Katoh K., Hirose N., Suga H., Kuma K., Su Z.-H.
  • Journal Title: Gene 401 Pages: 135-144
  • Peer Reviewed
• [Journal Article] 分子系統からみたイチジク属とその送粉コバチの平行進化 (2007)
  • Author(s): 蘇 智慧
  • Journal Title: 昆虫DND研究会ニュースレター No.7 Pages: 8-9
• [Presentation] Breakdown of the one-to-one rule in Mexican fig-wasp associations inferred by molecular phylogenetic analysis (2008)
  • Author(s): Su Z.-H., Iino h., Nakamura K., Serrato A., Oyama K.
  • Organizer: International Symposium On Fig and Fig-Wasp Biodiversity
  • Place of Presentation: Taipei, Taiwan
• [Presentation] イチジク属送粉コバチ宿主転換の可能性について (2008)
  • Author(s): 蘇 智慧、東 浩司
  • Organizer: 日本進化学会第10回大会
  • Place of Presentation: 東京大学・東京
• [Presentation] Molecular phylogenetic analyses of figs and fig-pollinating wasps in the Ryukyu and Bonin (Ogasawara) islands, Japan (2008)
  • Author(s): Azuma H., Nakamura K., Su Z.-H.
  • Organizer: International Symposium On Fig and Fig-Wasp Biodiversity
  • Place of Presentation: Taipei, Taiwan
• [Presentation] 分子系統かたみたイチジク属とその送粉コバチの平行進化 (2007)
  • Author(s): 蘇 智慧
  • Organizer: 昆虫DNA研究第4回研究集会
  • Place of Presentation: 信州大学・松本
  • Year and Date: 2007-05-03
• [Presentation] 分子系統からみたイチジク属とその送粉コバチの平行進化 (2007)
  • Author(s): 蘇 智慧
  • Organizer: 昆虫DNA研究会第5回研究集会
  • Place of Presentation: 信州大学(松本)
  • Year and Date: 2007-05-03
• [Presentation] Molecular phylogenic analyses of figs and fig-pollinating wasps in the Ryuku and Bonin(Ogasawara) island, Japan
  • Author(s): Azuma H., Nakamura K., Su Z.-H.
• [Remarks]
  • URL: http://www.brh.co.jp/
• [Remarks]
  • URL: http://www.brh.co.jp/
• [Remarks]
  • URL: http://www.brh.co.jp