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Novel evaluation method of oxidative stress in pediatric patients with non-alcoholic fatty liver disease

Research Project

Project/Area Number 15K09703
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Pediatrics
Research InstitutionOsaka Medical College

Principal Investigator

TAMAI HIROSHI  大阪医科大学, 医学部, 教授 (30179874)

Co-Investigator(Kenkyū-buntansha) 瀧谷 公隆  大阪医科大学, 医学部, 教授 (80319540)
Project Period (FY) 2015-04-01 – 2019-03-31
Project Status Completed (Fiscal Year 2018)
Budget Amount *help
¥4,810,000 (Direct Cost: ¥3,700,000、Indirect Cost: ¥1,110,000)
Fiscal Year 2017: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2016: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2015: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Keywords脂肪性肝疾患 / ビタミンE / 酸化ストレス / ビタミン
Outline of Final Research Achievements

Non-alcoholic fatty liver disease (NAFLD) is the most common liver disease, and its incidence is increasing in adults and children. Vitamin E is useful for treatment of NAFLD as an antioxidant therapy, however the mechanism of the therapy is remained to be determined. Previously, we demonstrated that altered hepatic α-tocopherol transfer protein (α-TTP) expression may have a key role in the treatment of vitamin E for methionine-choline deficient (MCD) rats as the experimental model of NAFLD. In the current study, we suggested that afamin, the binding protein of α-tocopherol, may affect α-tocopherol status in the liver and circulation, and have the relationship with the reduced lipid peroxidation.

Academic Significance and Societal Importance of the Research Achievements

脂肪肝と非アルコール性脂肪肝炎との鑑別は、臨床上の有力な鑑別方法はない。しかし非アルコール性脂肪肝炎疑い症例を効率よく抽出することは、検査方法を組み合わせることで可能かもしれない。我々の研究は、早期の非アルコール性脂肪肝炎疑い症例の検出に寄与することが期待される。さらに小児期における生活習慣病の予防に有益な情報を与えることが考えられる。また、非アルコール性脂肪肝疾患における抗酸化療法の新たな戦略を見いだすことが期待される。

Report

(5 results)
  • 2018 Annual Research Report   Final Research Report ( PDF )
  • 2017 Research-status Report
  • 2016 Research-status Report
  • 2015 Research-status Report
  • Research Products

    (9 results)

All 2018 2017 2016 2015 Other

All Journal Article (7 results) (of which Peer Reviewed: 7 results,  Open Access: 5 results,  Acknowledgement Compliant: 2 results) Remarks (2 results)

  • [Journal Article] Altered Expression of Retinol Metabolism-Related Genes in an ANIT-Induced Cholestasis Rat Model.2018

    • Author(s)
      Takitani K, Kishi K, Miyazaki H, Koh M, Tamaki H, Inoue A, Tamai H.
    • Journal Title

      Int J Mol Sci.

      Volume: 19 Issue: 11 Pages: 3337-3337

    • DOI

      10.3390/ijms19113337

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Microvascular endothelial function in Japanese early adolescents2017

    • Author(s)
      Odanaka Y, Takitani K, Katayama H, Fujiwara H, Kishi K, Ozaki N, Ashida A, Takaya R, Tamai H.
    • Journal Title

      Journal of Clinical Biochemistry and Nutrition

      Volume: 61 Issue: 3 Pages: 228-232

    • DOI

      10.3164/jcbn.17-58

    • NAID

      130006191923

    • ISSN
      0912-0009, 1880-5086
    • Related Report
      2017 Research-status Report
    • Peer Reviewed
  • [Journal Article] Evaluation of uric acid levels, thyroid function, and anthropometric parameters in Japanese children with Down syndrome2017

    • Author(s)
      Niegawa T, Takitani K, Takaya R, Ishiro M, Kuroyanagi Y, Okasora K, Minami Y, Matsuda T, Tamai H.
    • Journal Title

      Journal of Clinical Biochemistry and Nutrition

      Volume: 61 Issue: 2 Pages: 146-152

    • DOI

      10.3164/jcbn.17-55

    • NAID

      130006038883

    • ISSN
      0912-0009, 1880-5086
    • Related Report
      2017 Research-status Report
    • Peer Reviewed
  • [Journal Article] Dehydroepiandrosterone alters vitamin E status and prevents lipid peroxidation in vitamin E-deficient rats2016

    • Author(s)
      Miyazaki H, Takitani K, Koh M, Inoue A, Tamai H.
    • Journal Title

      Journal of Clinical Biochemistry and Nutrition

      Volume: 58 Issue: 3 Pages: 223-231

    • DOI

      10.3164/jcbn.15-133

    • NAID

      130005149367

    • ISSN
      0912-0009, 1880-5086
    • Related Report
      2016 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Dehydroepiandrosterone Alters Retinol Status and Expression of the β-Carotene 15,15′-Monooxygenase and Lecithin:Retinol Acyltransferase Genes2016

    • Author(s)
      Takitani K, Miyazaki H, Koh M, Kishi K, Inoue A, Tamai H.
    • Journal Title

      Journal of Nutritional Science and Vitaminology

      Volume: 62 Issue: 1 Pages: 12-18

    • DOI

      10.3177/jnsv.62.12

    • NAID

      130005148613

    • ISSN
      0301-4800, 1881-7742
    • Related Report
      2016 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Association of thyroid hormones with obesity and metabolic syndrome in Japanese children2015

    • Author(s)
      Minami Y, Takaya R, Takitani K, Ishiro M, Okasora K, Niegawa T, Tamai H.
    • Journal Title

      Journal of Clinical Biochemistry and Nutrition

      Volume: 57 Issue: 2 Pages: 121-128

    • DOI

      10.3164/jcbn.15-24

    • NAID

      130005096227

    • ISSN
      0912-0009, 1880-5086
    • Related Report
      2015 Research-status Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Journal Article] Altered retinol status and expression of retinol-related proteins in streptozotocin-induced type 1 diabetic model rats2015

    • Author(s)
      Takitani K, Inoue K, Koh M, Miyazaki H, Kishi K, Inoue A, Tamai H.
    • Journal Title

      Journal of Clinical Biochemistry and Nutrition

      Volume: 56 Issue: 3 Pages: 195-200

    • DOI

      10.3164/jcbn.14-113

    • NAID

      130005068186

    • ISSN
      0912-0009, 1880-5086
    • Related Report
      2015 Research-status Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Remarks] 大阪医科大学 小児科

    • URL

      http://www.osaka-med.ac.jp/deps/ped/index.html

    • Related Report
      2018 Annual Research Report
  • [Remarks] 大阪医科大学小児科

    • URL

      http://www.osaka-med.ac.jp/deps/ped/index.html

    • Related Report
      2016 Research-status Report 2015 Research-status Report

URL: 

Published: 2015-04-16   Modified: 2020-03-30  

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