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A Study on constitutive resistance in the reproduction of kelp

Research Project

Project/Area Number 22580195
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field General fisheries
Research InstitutionHokkaido University

Principal Investigator

MIZUTA Hiroyuki  北海道大学, 大学院・水産科学研究院, 准教授 (00250499)

Project Period (FY) 2010 – 2012
Project Status Completed (Fiscal Year 2012)
Budget Amount *help
¥4,940,000 (Direct Cost: ¥3,800,000、Indirect Cost: ¥1,140,000)
Fiscal Year 2012: ¥390,000 (Direct Cost: ¥300,000、Indirect Cost: ¥90,000)
Fiscal Year 2011: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2010: ¥3,770,000 (Direct Cost: ¥2,900,000、Indirect Cost: ¥870,000)
Keywords海藻 / 静的抵抗性 / ストレス / コンブ / 繁殖 / 生殖 / 水産学 / 抵抗性 / コンブ類 / 成熟 / ケイ素 / 傷害 / 保護 / 胞子体 / 活性酸素 / ヨウ素 / フェノール
Research Abstract

We focused on the role of constitutive resistance in the reproduction of kelp, particularly Saccharina japonica. It has been suggested that sori (reproductive organ in the sporophyte) have a high phenolic compound content and that they are protected by the release of iodine and radical oxygen species to combat biotic stresses. Silicon deposition is also considered to provide constitutive resistance in kelp sori. These phenomena suggest that wound-healing and kelp reproduction are supported by both constitutive and induced resistance mechanisms, and that silicon and phenolics deposition might contribute as protectants to the success of kelp reproduction.

Report

(4 results)
  • 2012 Annual Research Report   Final Research Report ( PDF )
  • 2011 Annual Research Report
  • 2010 Annual Research Report
  • Research Products

    (4 results)

All 2012 2011 2010

All Journal Article (4 results) (of which Peer Reviewed: 4 results)

  • [Journal Article] Protective function of silicon deposition in Saccharina japonica sporophytes (Phaeophyceae).2012

    • Author(s)
      Mizuta, H. and Yasui H.
    • Journal Title

      Journal of Applied Phycology

      Volume: 24 Issue: 5 Pages: 1177-1182

    • DOI

      10.1007/s10811-011-9750-8

    • Related Report
      2012 Annual Research Report 2012 Final Research Report
    • Peer Reviewed
  • [Journal Article] Protective function of silicon diposition in Saccharina japonica (Phaeophyceae)2011

    • Author(s)
      Hiroyuki Mizuta, Hajime Yasui
    • Journal Title

      Journal of Applied Phycology

    • Related Report
      2011 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Significance of radical oxygen production in sorus development and zoospore germination in Saccharina japonica (Phaeophyceae).2010

    • Author(s)
      Mizuta, H. and Yasui H.
    • Journal Title

      Botanica Marina

      Volume: 53 Issue: 5 Pages: 409-416

    • DOI

      10.1515/bot.2010.047

    • NAID

      120003326034

    • Related Report
      2012 Final Research Report
    • Peer Reviewed
  • [Journal Article] Significance of radical oxygen production in sorus development and zoospore germination in Saccharina japonica (Phaeophyceae)2010

    • Author(s)
      Hiroyuki Mizuta, Hajime Yasui
    • Journal Title

      Botanica Marina

      Volume: 53 Pages: 409-416

    • NAID

      120003326034

    • Related Report
      2010 Annual Research Report
    • Peer Reviewed

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Published: 2010-08-23   Modified: 2019-07-29  

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