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Development of new method for risk assessment of nanomaterials by concurrent analysis of uptake potential and toxicity using flowcytometer

Research Project

Project/Area Number 15H06893
Research Category

Grant-in-Aid for Research Activity Start-up

Allocation TypeSingle-year Grants
Research Field Risk sciences of radiation and chemicals
Research InstitutionNational Institute of Occupational Safety and Health,Japan

Principal Investigator

Toyooka Tatsushi  独立行政法人労働者健康安全機構労働安全衛生総合研究所, 産業毒性・生体影響研究グループ, 任期付研究員 (40423842)

Research Collaborator Miura Nobuhiko  独立行政法人労働者健康安全機構労働安全衛生総合研究所, 産業毒性・生体影響研究グループ, 上席研究員 (20229644)
Wang Rui-sheng  独立行政法人労働者健康安全機構労働安全衛生総合研究所, 産業毒性・生体影響研究グループ, 上席研究員 (10321895)
Ibuki Yuko  静岡県立大学, 品栄養環境科学研究院, 教授 (30236781)
Project Period (FY) 2015-08-28 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥2,990,000 (Direct Cost: ¥2,300,000、Indirect Cost: ¥690,000)
Fiscal Year 2016: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2015: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Keywords遺伝毒性 / ナノ毒性 / ナノ粒子 / 取り込み量 / フローサイトメーター / ナノマテリアル
Outline of Final Research Achievements

Establishment of a health risk-assessment method for nanomaterials is an urgent issue internationally. So far, we have developed a method for measure the intracellular uptake of nanoparticles using the side scattered light of the flow cytometer. This method canquickly and easily evaluate uptake potential of nanoparticles . On the other hand, although the method can evaluate uptake potential of nanoparticles, it is unknown what type of toxic effect is occurred. Therefore, in this study, we tried to develop a new nanomaterial evaluation method that can simultaneously analyze its toxic effects in addition to the intracellular uptake of nanomaterials.

Report

(3 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Annual Research Report
  • Research Products

    (5 results)

All 2017 2016

All Journal Article (3 results) (of which Peer Reviewed: 3 results,  Acknowledgement Compliant: 3 results,  Open Access: 1 results) Presentation (2 results)

  • [Journal Article] 1,2-Dichloropropane generates phosphorylated histone H2AX via cytochrome P450 2E1-mediated metabolism.2017

    • Author(s)
      Toyooka T, Yanagiba Y, Suda M, Ibuki Y, Wang RS.
    • Journal Title

      Toxicology Letters

      Volume: 272 Pages: 60-67

    • DOI

      10.1016/j.toxlet.2017.03.009

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Effect of physicochemical character differences on the genotoxic potency of kaolin.2017

    • Author(s)
      Kato T, Toyooka T, Ibuki Y, Masuda S, Watanabe M, Totsuka Y.
    • Journal Title

      Genes & Environment

      Volume: 1;39:12 Issue: 1

    • DOI

      10.1186/s41021-017-0075-y

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Journal Article] Silver nanoparticle-induced phosphorylation of histone H3 at serine 10 is due to dynamic changes in actin filaments and the activation of Aurora kinases.2017

    • Author(s)
      Zhao X, Toyooka T, Ibuki Y.
    • Journal Title

      Toxicology Letters

      Volume: S0378-4274(17)30186-8 Pages: 39-47

    • DOI

      10.1016/j.toxlet.2017.05.009

    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Presentation] 二要素(取込み量+毒性)同時解析によるナノマテリアルリスク評価法の開発2016

    • Author(s)
      豊岡達士、趙暁旭、伊吹裕子、王瑞生
    • Organizer
      日本毒性学会
    • Place of Presentation
      名古屋
    • Year and Date
      2016-07-01
    • Related Report
      2015 Annual Research Report
  • [Presentation] 二要素(取込み量+毒性)同時解析による新規ナノマテリアルリスク評価法の開発2016

    • Author(s)
      豊岡達士,趙暁旭, 三浦信彦, 伊吹裕子,王瑞生
    • Organizer
      日本毒性学会
    • Place of Presentation
      名古屋
    • Year and Date
      2016-06-29
    • Related Report
      2016 Annual Research Report

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Published: 2015-08-26   Modified: 2018-03-22  

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