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The mechanism of propofol infusion syndrome and the prevention effects by canrnitine

Research Project

Project/Area Number 15K15573
Research Category

Grant-in-Aid for Challenging Exploratory Research

Allocation TypeMulti-year Fund
Research Field Anesthesiology
Research InstitutionKagoshima University

Principal Investigator

Moriyama Takahiro  鹿児島大学, 医歯学域附属病院, 講師 (20593651)

Co-Investigator(Kenkyū-buntansha) 堀内 正久  鹿児島大学, 医歯学域医学系, 教授 (50264403)
Project Period (FY) 2015-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥3,380,000 (Direct Cost: ¥2,600,000、Indirect Cost: ¥780,000)
Fiscal Year 2017: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2016: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2015: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Keywordsプロポフォール / L-カルニチン / 遊離脂肪酸 / ミトコンドリア / 脂肪酸代謝 / 糖代謝 / アミノ酸代謝
Outline of Final Research Achievements

FFA increased in Group P and gradually decreased in Group P + C. There were significant differences between the two groups at the three-hour point (Group P; 331.2 ± 64.5 vs. Group P + C; 199 ± 73.6 ). Glucose decreased in groups (Group P; 53.8 ±16.6 mg/dL vs. Group P + C; 88 ± 11.3 mg/dL) at the three-hour point. Amino acid concentrations were higher in Group P + C compared with Group P after experiments; alanine and glutamine increased significantly. β-hydroxybutyric acid increased significantly in Group P + C, and intrahepatic triglyceride decreased in Group P + C. Dependency on fatty acid metabolism significantly decreased with propofol only; addition of L-carnitine prevented these effects.
Conclusions Propofol impaired mitochondrial fatty acid metabolism, which was compensated mainly by a switch to glucose metabolism and partially by amino acid metabolism. Addition of L-carnitine may improve this imbalance of energy metabolism.

Report

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

    (3 results)

All 2017 2016

All Presentation (3 results)

  • [Presentation] プロポフォールによる脂肪酸代謝抑制に対する糖・アミノ酸代謝の反応2017

    • Author(s)
      森山孝宏
    • Organizer
      日本集中治療学会
    • Related Report
      2017 Annual Research Report
  • [Presentation] 絶食下ラットにおけるプロポフォールの脂肪酸代謝抑制作用に対するカルニチンの効果2017

    • Author(s)
      萩原信太郎
    • Organizer
      日本麻酔学会
    • Related Report
      2017 Annual Research Report
  • [Presentation] プロポフォールによる脂肪酸代謝抑制に対する糖・アミノ酸代謝の反応2016

    • Author(s)
      森山孝宏
    • Organizer
      日本集中治療学会
    • Place of Presentation
      神戸ポートピアホテル(兵庫県神戸市)
    • Year and Date
      2016-02-12
    • Related Report
      2015 Research-status Report

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Published: 2015-04-16   Modified: 2019-03-29  

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