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Analysis for nonalcoholic steatohepatitis development mechanism using focused microarray analysis aimed for elucidation of food effect.

Research Project

Project/Area Number 15K14726
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Food science
Research InstitutionTohoku University

Principal Investigator

Miyazawa Teruo  東北大学, 農学研究科, 教授 (20157639)

Co-Investigator(Kenkyū-buntansha) 仲川 清隆  東北大学, 農学研究科, 教授 (80361145)
木村 ふみ子  尚絅学院大学, 総合人間科学部, 准教授 (50321980)
Project Period (FY) 2015-04-01 – 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: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Fiscal Year 2015: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Keywordsラット / フォーカストアレイ / 脂肪肝 / 過酸化脂質 / マイクロアレイ / 食品学 / 動物実験
Outline of Final Research Achievements

Fatty liver is a risk factor for steatohepatitis, hepatic cirrhosis and hepatoma, thus increasing nonalcoholic fatty liver disease related with obesity is becoming a problem. This study examined animal model and analysis method for the elucidation of the multifactorial mechanism leading nonalcoholic steatohepatitis development, and prevention by food component. Liver mRNA of rat examined by the focused microarray analysis. High fat diet fed rats with high value of serum liver disorder marker and fatty liver accompanied the increment of mRNA expression of cytokine related on initial stage of the inflammation, along with influence of several antioxidative enzymes. These results show the application possibility of focused microarray analysis on the investigation of nonalcoholic steatohepatitis development caused by the multifactorial mechanism. Further study will enable elucidation of steatohepatitis development mechanism.

Report

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

    (3 results)

All 2017 2016 2015

All Journal Article (1 results) (of which Peer Reviewed: 1 results,  Acknowledgement Compliant: 1 results) Presentation (2 results) (of which Int'l Joint Research: 1 results)

  • [Journal Article] High-fat Diet Increases Phospholipid Peroxidation in the Liver of Mature Fischer 344 Rats2017

    • Author(s)
      Saki Hayasaka, Fumiko Kimura, Shunji Kato, Naoki Shimizu, Junya Ito, Oki Higuchi, Katsuhiro Izumisawa, Teruo Miyazawa, and Kiyotaka Nakagawa
    • Journal Title

      Journal of Oleo Science

      Volume: 66 Issue: 6 Pages: 607-614

    • DOI

      10.5650/jos.ess16225

    • NAID

      130005686051

    • ISSN
      1345-8957, 1347-3352
    • Related Report
      2016 Annual Research Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Presentation] 高脂肪食給与がF344ラット肝臓過酸化リン脂質 (PCOOH) へ及ぼす影響2016

    • Author(s)
      早坂 咲, 加藤 俊治, 木村 ふみ子, 仲川 清隆, 泉澤 勝弘, 宮澤 陽夫
    • Organizer
      第70回日本栄養・食糧学会大会
    • Place of Presentation
      武庫川女子大学(兵庫県西宮市)
    • Year and Date
      2016-05-13
    • Related Report
      2016 Annual Research Report
  • [Presentation] Fat deposition and lipid peroxidation in the liver of mature rats fed high-fat diet2015

    • Author(s)
      Saki Hayasaka, Shunji Kato, Fumiko Kimura, Kiyotaka Nakagawa, Katsuhiro Izumisawa, Teruo Miyazawa
    • Organizer
      ACN2015 12th Asian Congress of Nutrition
    • Place of Presentation
      パシフィコ横浜(日本国横浜市西区)
    • Year and Date
      2015-05-12
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research

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Published: 2015-04-16   Modified: 2018-03-22  

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