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2011 Fiscal Year Final Research Report

Molecular basis of productivity improvement through sink development of potato

Research Project

  • PDF
Project/Area Number 21380206
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Applied molecular and cellular biology
Research InstitutionNara Institute of Science and Technology

Principal Investigator

YOKOTA Akiho  奈良先端科学技術大学院大学, バイオサイエンス研究科, 教授 (40118005)

Co-Investigator(Kenkyū-buntansha) AKASHI Kinya  奈良先端科学技術大学院大学, バイオサイエンス研究科, 助教 (20314544)
Co-Investigator(Renkei-kenkyūsha) ASHIDA Hiroki  奈良先端科学技術大学院大学, バイオサイエンス研究科, 助教 (50362851)
MUNEKAGE Yuri  奈良先端科学技術大学院大学, バイオサイエンス研究科, 助教 (30423247)
Project Period (FY) 2009 – 2011
Keywords光合成 / 生産性 / ジャガイモ / シンク・ソース / ストロン / RanGTPase
Research Abstract

This study was done to clarify the mechanism of promotion of photosynthesis in the source organ and accumulation of starch in the sink organ in potato plants. The gene was a member of the RanGTPase family. We established the in vitro stolon induction system using potato expalnts with axillary buds to analyze the expression of two RanGTPase genes. The results showed clearly that one of the two endogenous genes was exclusively induced in the initial phase of the stolon induction.

  • Research Products

    (11 results)

All 2012 2011 2010 2009 Other

All Journal Article (5 results) (of which Peer Reviewed: 5 results) Presentation (3 results) Remarks (1 results) Patent(Industrial Property Rights) (2 results)

  • [Journal Article] Crystal Structure of Rice Rubisco and Implications for Activation Induced by Positive Effectors NADPH and 6-Phosphogluconate2012

    • Author(s)
      Matsumura H, Mizohata E, Ishida H, Kogami A, Ueno T, Makino A, Inoue T, Yokota A, Mae T, Kai Y
    • Journal Title

      J Mol Biol

      Volume: (In press)

    • Peer Reviewed
  • [Journal Article] Responses of the photosynthetic electron transport system to excess light energy caused by water deficit in wild watermelon2011

    • Author(s)
      Sanda S, Yoshida K, Kuwano M, Kawamura T, Munekage YN, Akashi K, Yokota A
    • Journal Title

      Physiol Plant

      Volume: 142(3) Pages: 247-264

    • Peer Reviewed
  • [Journal Article] Production of biologically active human thioredoxin 1 protein in lettuce chloroplasts2011

    • Author(s)
      Lim S, Ashida H, Watanabe R, Inai K, Kim YS, Mukougawa K, Fukuda H, Tomizawa K, Ushiyama K, Asao H, Tamoi M, Masutani H, Shigeoka S, Yodoi J, Yokota A
    • Journal Title

      Plant Mol Biol

      Volume: 76(3-5) Pages: 335-344

    • Peer Reviewed
  • [Journal Article] Dynamic changes in the leaf proteome of a C3 xerophyte, Citrullus lanatus(wild watermelon), in response to water deficit2011

    • Author(s)
      Akashi K, Yoshida K, Kuwano M, Kajikawa M, Yoshimura K, Hoshiyasu S, Inagaki N, Yokota A
    • Journal Title

      Planta

      Volume: 233(5) Pages: 947-960

    • Peer Reviewed
  • [Journal Article] A DEAD box protein is required for formation of a hidden break in Arabidopsis chloroplast 23S rRNA2010

    • Author(s)
      Nishimura K, Ashida H, Ogawa T, Yokota A
    • Journal Title

      Plant J

      Volume: 63(5) Pages: 766-777

    • Peer Reviewed
  • [Presentation] Enhancement of cyclic electron flow around PS1 during evolution from C3 to C4 photosynthesis in Flaveria species2011

    • Author(s)
      Nakamura, N
    • Organizer
      Godon Research Conferences : CO2 Assimilation in Plants : Genome to Biome
    • Place of Presentation
      Les Diablerets, Switzerland
    • Year and Date
      20110601-02
  • [Presentation] The molecular evolution of phosphoribulokinase for completion of the Calvin cycle2011

    • Author(s)
      Kono, T
    • Organizer
      Godon Research Conferences : CO2 Assimilation in Plants : Genome to Biome
    • Place of Presentation
      Les Diablerets, Switzerland
    • Year and Date
      20110530-31
  • [Presentation] RuBisCO and its challenges2011

    • Author(s)
      Yokota, A
    • Organizer
      International Conference of Photosynthesis Research for Sustainability
    • Place of Presentation
      Baku, Azerbaijan
    • Year and Date
      2011-07-28
  • [Remarks]

    • URL

      http://bsw3.naist.jp/yokota/home.html

  • [Patent(Industrial Property Rights)] Plant having enhanced root elongation andmethod for production thereof2012

    • Inventor(s)
      Akashi, K., Yokota, A., Yoshimura, K.
    • Industrial Property Rights Holder
      Nara Institute of Science and Technology
    • Industrial Property Number
      国司特許、ZL200780007312. 3
    • Acquisition Date
      2012-02-22
  • [Patent(Industrial Property Rights)] 塊茎生産能または葡匐枝形成能が野生株に比して向上している匍匐枝形成植物の作製方法、当該方法によって作製された匍匐枝形成植物2009

    • Inventor(s)
      蘆田弘樹、横田明穂、明石欣也、牛山敬
    • Industrial Property Rights Holder
      奈良先端科学技術大学院大学長磯貝彰
    • Industrial Property Number
      特願、2009-126641
    • Filing Date
      2009-05-26

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Published: 2013-07-31  

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