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Histochemical and cytochemical approaches toward elucidating the mechanisms of functional expression of barley high-affinity nitrate transport system

Research Project

Project/Area Number 26450076
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Plant nutrition/Soil science
Research InstitutionNiigata University

Principal Investigator

Sueyoshi Kuni  新潟大学, 自然科学系, 教授 (10216278)

Research Collaborator 野澤 大樹  
高田 雅大  
Project Period (FY) 2014-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥4,940,000 (Direct Cost: ¥3,800,000、Indirect Cost: ¥1,140,000)
Fiscal Year 2016: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2015: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2014: ¥2,600,000 (Direct Cost: ¥2,000,000、Indirect Cost: ¥600,000)
Keywords硝酸イオン / トランスポーター / オオムギ / 硝酸吸収 / 輸送タンパク質 / 硝酸 / 細胞内局在性 / 高親和性硝酸輸送系
Outline of Final Research Achievements

In the present study, an interaction between two proteins (HvNRT2.1 and HvNAR2.3), both of which configure the high-affinity nitrate transport system in barley roots, was investigated histochemically and cytochemically. These two proteins localize on the plasma membrane of the outermost cell layer in the barley root cortex. In addition, these proteins interact on the plasma membrane as revealed by BiFC analysis. When HvNRT2.1 and HvNAR2.3 were expressed individually in epidermal cells of onion, each protein failed to localize the plasma membrane. These results indicate that these two proteins may need each other for localizing on the plasma membrane.

Report

(5 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • 2015 Research-status Report
  • 2014 Research-status Report
  • Research Products

    (7 results)

All 2017 2015 2014 Other

All Presentation (5 results) (of which Int'l Joint Research: 1 results) Remarks (2 results)

  • [Presentation] Two-component nitrate transport system in barley -Tissue and cellular localization-2017

    • Author(s)
      Eriko Suzuki, Kuni Sueyoshi
    • Organizer
      Student joint symposium at Vietnam National University of Agriculture, Vietnam, Hanoi, 2017
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] オオムギNRT1/PTR FAMILY (NPF)の硝酸輸送活性の測定2015

    • Author(s)
      中村涼花・野澤大樹・佐々木聡子・大竹憲邦・大山卓爾・末吉邦
    • Organizer
      (社)日本土壌肥料学会 関東支部大会
    • Place of Presentation
      東洋大学板倉キャンパス
    • Year and Date
      2015-11-28
    • Related Report
      2015 Research-status Report
  • [Presentation] オオムギ高親和性硝酸輸送系の制御機構2015

    • Author(s)
      篠原雅人・大竹憲邦・大山卓爾・末吉邦
    • Organizer
      (社)日本土壌肥料学会
    • Place of Presentation
      京都大学吉田キャンパス
    • Year and Date
      2015-09-09
    • Related Report
      2015 Research-status Report
  • [Presentation] Ammonium transporter, HvAMT1, in barley2015

    • Author(s)
      Masato Shinohara, Shinji Ishikawa, Norikuni Ohtake, Takuji Ohyama and Kuni Sueyoshi
    • Organizer
      The 5th Asian Conference on Green Technology in Agriculture
    • Place of Presentation
      Chiang Mai, Thailand
    • Year and Date
      2015-07-20
    • Related Report
      2015 Research-status Report
  • [Presentation] Functional analysis of low-affinity nitrate transporter in barley2014

    • Author(s)
      Nozawa D., Takada M., Shinohara M., Ohtake N., Ohyama T., Sueyoshi K.
    • Organizer
      KAAB international symposium 2014
    • Place of Presentation
      新潟大学付属中央図書館ライブラリーホール
    • Year and Date
      2014-09-29
    • Related Report
      2014 Research-status Report
  • [Remarks] 新潟大学農学部教員紹介

    • URL

      http://www.agr.niigata-u.ac.jp/teachers/222

    • Related Report
      2016 Research-status Report
  • [Remarks] 教員紹介

    • URL

      http://www.agr.niigata-u.ac.jp/profile/sueyoshi/index.html

    • Related Report
      2014 Research-status Report

URL: 

Published: 2014-04-04   Modified: 2019-03-29  

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