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changing role of vagal nerve by aging and obesity

Research Project

Project/Area Number 16K01815
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Applied health science
Research InstitutionKanazawa University

Principal Investigator

Kimura Kumi  金沢大学, 医学系, 助教 (60409472)

Project Period (FY) 2016-04-01 – 2019-03-31
Project Status Completed (Fiscal Year 2018)
Budget Amount *help
¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000)
Fiscal Year 2018: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2017: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2016: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Keywords自律神経 / インスリン抵抗性 / 糖代謝 / 肝糖代謝 / 迷走神経 / 中枢インスリン作用 / 糖尿病 / 肥満 / エネルギー代謝
Outline of Final Research Achievements

In this study, we used DMV-hM3Dq / DMV-hM4Di mice and examined effects of aging and obesity on changing role of vagal nerve. In DMV-hM3Dq mice, CNO administration activated vagus nerve activity and induced insulin secretion, immediately. In DMV-hM4Di mice, CNO administration suppressed vagus nerve activity and inhibited insulin secretion, transiently. However, these mice (both DMV-hM3Dq and DMV-hM4Di) exhibited elevation of blood glucose levels by treatment with ligand. These data suggested a need for analysis of other hormones except for insulin.

Academic Significance and Societal Importance of the Research Achievements

自律神経を介した肝臓代謝調節の加齢・肥満による変化を解明することは、加齢・肥満における生活習慣病の病態理解を深め、多様な疾患が合併する生活習慣病の新たな予防法の開発を可能にすると考えている。

Report

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

    (1 results)

All 2016

All Journal Article (1 results) (of which Peer Reviewed: 1 results,  Open Access: 1 results)

  • [Journal Article] Centra insulin-action activates Kupffer cells by suppressing hepatic vagal activation through nicotinic alpha 7 acetylcholine receptor.2016

    • Author(s)
      Kimura K, Tanida M, Nagata N, Inaba Y, Watanabe H, Nagashimada M, Ota T, Asahara S, Kido Y, Matsumoto M, Toshinai K, Nakazato M, Shibamoto T, Kaneko S, Kasuga M, Inoue H
    • Journal Title

      Cell reports

      Volume: 14 Issue: 10 Pages: 2362-2374

    • DOI

      10.1016/j.celrep.2016.02.032

    • Related Report
      2016 Research-status Report
    • Peer Reviewed / Open Access

URL: 

Published: 2016-04-21   Modified: 2020-03-30  

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