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2018 Fiscal Year Research-status Report

Aging deteriorates the function of lung stem cells, but it can be restored by calorie restriction.

Research Project

Project/Area Number 17K09666
Research InstitutionKeio University

Principal Investigator

ヒガブ中井 アハマド  慶應義塾大学, 医学部(信濃町), 特任講師 (00507915)

Project Period (FY) 2017-04-01 – 2020-03-31
KeywordsCalorie restriction / Aging
Outline of Annual Research Achievements

We have detected the effect of Calorie restriction on the histology of trachea and lung. We have examined the effect of Calorie restriction on lung stem cells, using the in vitro colony forming assay. We have examined the effect of aging on lung inflammation. We found that aging induced lung inflammation. We discovered that Calorie restriction significantly reduced the aging-induced lung inflammation.

Current Status of Research Progress
Current Status of Research Progress

2: Research has progressed on the whole more than it was originally planned.

Reason

Our plan worked as expected, and data are proving our original hypothesis.

Strategy for Future Research Activity

We are examining the effect of Calorie restriction on the severity of lung injury. In other words, will the lungs that had been exposed to Calorie restriction be able to resist the injury more than the lung that received standard diet.

Causes of Carryover

This year, some research plans were delayed due to demise of the head of the division. This year, we expect a new head of division coming, and we will undertake the delayed experiments and catch up with the research plan.

  • Research Products

    (2 results)

All 2019

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

  • [Journal Article] Calorie restriction enhances adult mouse lung stem cells function and reverses several ageing-induced changes2019

    • Author(s)
      Hegab Ahmed E.、Ozaki Mari、Meligy Fatma Y.、Nishino Makoto、Kagawa Shizuko、Ishii Makoto、Betsuyaku Tomoko
    • Journal Title

      Journal of Tissue Engineering and Regenerative Medicine

      Volume: 13 Pages: 295~308

    • DOI

      10.1002/term.2792

    • Peer Reviewed / Int'l Joint Research
  • [Presentation] Effect of diet on lung stem and epithelial cells, and its interaction with aging2019

    • Author(s)
      Hegab AE
    • Organizer
      日本呼吸器内科学会
    • Int'l Joint Research / Invited

URL: 

Published: 2019-12-27  

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