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Role of inositol pyrophosphates in plant environmental stress response

Research Project

Project/Area Number 26660003
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Science in genetics and breeding
Research InstitutionThe University of Tokyo

Principal Investigator

Yoshida Kaoru  東京大学, 大学院農学生命科学研究科(農学部), 教授 (70183994)

Project Period (FY) 2014-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥3,900,000 (Direct Cost: ¥3,000,000、Indirect Cost: ¥900,000)
Fiscal Year 2016: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2015: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2014: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Keywords環境ストレス / イノシトールピロリン酸 / アブシジン酸
Outline of Final Research Achievements

In plants, inositol pyrophosphates (PP-IPs) have not been studied so far. We aimed to clarify the role of PP-IPs in plant environmental stress responses. We focused on the functional analysis of PP-IPs synthase genes, OsKCS1-6.
We identified two kinds of PP-IPs synthase genes, which are homologous to yeast genes, VIP1 and KCS1. We indicated for the first time the possibility that PP-IPs may have a role in abscisic acid response during seed germination.

Report

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

    (13 results)

All 2016 2015 2014

All Journal Article (3 results) (of which Peer Reviewed: 3 results,  Open Access: 1 results) Presentation (10 results)

  • [Journal Article] A decrease in phytic acid content substantially affects the distributionof mineral elements within rice seeds2015

    • Author(s)
      Hiroaki Sakai, Toru Iwai, Chie Matsubara, Yuto Usui, Masaki Okamura,Osamu Yatou, Yasuko Terada, Naohiro Aoki, Sho Nishida, Kaoru T. Yoshida
    • Journal Title

      Plant Science

      Volume: 238 Pages: 170-177

    • DOI

      10.1016/j.plantsci.2015.06.006

    • Related Report
      2015 Research-status Report
    • Peer Reviewed
  • [Journal Article] Ectopic expression of myo-inositol-3-phosphate synthase induces a wide range of metabolic changes and confers salt tolerance in rice.2015

    • Author(s)
      Hiroki Kusuda, Wataru Koga, Miyako Kusano, Akira Oikawa, Kazuki Saito, Masami Yokota Hirai, Kaoru T. Yoshida
    • Journal Title

      Plant Science

      Volume: 232 Pages: 49-56

    • DOI

      10.1016/j.plantsci.2014.12.009

    • Related Report
      2014 Research-status Report
    • Peer Reviewed
  • [Journal Article] Overexpression of a gene involved in phytic acid biosynthesis substantially increases phytic acid and total phosphorus in rice seeds.2015

    • Author(s)
      Yusuke Tagashira, Tomoe Shimizu, Masanobu Miyamoto, Sho Nishida, Kaoru T. Yoshida
    • Journal Title

      Plants

      Volume: 4

    • Related Report
      2014 Research-status Report
    • Peer Reviewed / Open Access
  • [Presentation] ABA応答におけるイノシトールピロリン酸の役割の解明2016

    • Author(s)
      海老 勇吾、早川 郷、高梨 秀樹、吉田 薫
    • Organizer
      日本育種学会
    • Place of Presentation
      鳥取県鳥取市(鳥取大学)
    • Year and Date
      2016-09-24
    • Related Report
      2016 Annual Research Report
  • [Presentation] イネ種子貯蔵物質の放射光を用いた赤外顕微分光による高空間分解マッピング解析2015

    • Author(s)
      吉田 薫・坂井 博明・石綱 史子・矢頭 治・森脇 太郎・池本 夕佳
    • Organizer
      日本育種学会
    • Place of Presentation
      新潟大学
    • Year and Date
      2015-09-11
    • Related Report
      2015 Research-status Report
  • [Presentation] フィチン酸合成関連遺伝子OsPGK1の高発現は種子へのリン転流量を高める2015

    • Author(s)
      楠 麟太郎・田頭 裕介・吉田 薫
    • Organizer
      植物の栄養研究会
    • Place of Presentation
      東京大学
    • Year and Date
      2015-09-04
    • Related Report
      2015 Research-status Report
  • [Presentation] イネにおけるイノシトール合成活性化による種子重増加機構の解明2015

    • Author(s)
      塩﨑 麻由・粟飯原 ひとみ・楠田 弘毅・吉田 薫
    • Organizer
      日本植物細胞分子生物学会
    • Place of Presentation
      東京大学
    • Year and Date
      2015-08-10
    • Related Report
      2015 Research-status Report
  • [Presentation] イネ培養細胞を用いたイノシトール六リン酸合成制御機構の解明2015

    • Author(s)
      齊藤 友美・田頭 裕介・吉田 薫
    • Organizer
      日本植物細胞分子生物学会
    • Place of Presentation
      東京大学
    • Year and Date
      2015-08-10
    • Related Report
      2015 Research-status Report
  • [Presentation] イネにおけるイノシトールピロリン酸合成酵素遺伝子の機能解析2015

    • Author(s)
      早川郷・森下直紀・北村嘉崇・吉田薫
    • Organizer
      日本植物生理学会
    • Place of Presentation
      東京農業大学
    • Year and Date
      2015-03-16 – 2015-03-18
    • Related Report
      2014 Research-status Report
  • [Presentation] フィチン酸関連遺伝子OsPGK1の過剰発現は種子の全リン量を増加させる2014

    • Author(s)
      田頭祐介・清水友恵・矢頭治・吉田薫
    • Organizer
      種子生理生化学研究会
    • Place of Presentation
      新潟市岩室温泉
    • Year and Date
      2014-11-14 – 2014-11-15
    • Related Report
      2014 Research-status Report
  • [Presentation] フィチン酸合成関連遺伝子OsPGK1と種子におけるリンホメオスタシスの関連性2014

    • Author(s)
      田頭祐介・清水友恵・矢頭治・吉田薫
    • Organizer
      日本育種学会
    • Place of Presentation
      南九州大学
    • Year and Date
      2014-09-26 – 2014-09-27
    • Related Report
      2014 Research-status Report
  • [Presentation] イネにおけるフィチン酸トランスポーターOsABCC13を介した新規リンホメオスタシス 制御機構の解明2014

    • Author(s)
      臼井祐人・松原千枝・矢頭治・吉田薫
    • Organizer
      日本育種学会
    • Place of Presentation
      南九州大学
    • Year and Date
      2014-09-26 – 2014-09-27
    • Related Report
      2014 Research-status Report
  • [Presentation] イネにおけるイノシトールピロリン酸の役割解明に向けて2014

    • Author(s)
      早川郷・森下直紀・北村嘉崇・吉田薫
    • Organizer
      イネ遺伝学・分子生物学ワークショップ2014
    • Place of Presentation
      東京大学
    • Year and Date
      2014-07-11 – 2014-07-12
    • Related Report
      2014 Research-status Report

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Published: 2014-04-04   Modified: 2018-03-22  

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