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In Situ Immunofluorescent Staining of Autophagy in Muscle Stem Cells
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Role of Autophagy in Cardiovascular Disease and Aging

Christos Koutouroushis1, Oiendrila Sarkar1

  • 1General Internal Medicine, St. Mary's Hospital, Isle of Wight NHS Trust, Newport, GBR.

Cureus
|December 7, 2021
PubMed

Insights

Promoting autophagy, a cellular process that declines with age, can enhance cardiovascular health in older adults. Strategies like caloric restriction and fasting show promise in preventing age-related heart disease.

Area of Science:

  • Gerontology
  • Cardiovascular Medicine
  • Molecular Biology

Background:

  • Cardiovascular disease (CVD) is the primary global cause of mortality, with aging exacerbating its impact on the cardiovascular system.
  • Increased lifespan presents challenges due to detrimental aging effects on cardiovascular molecular, structural, and functional integrity.
  • Understanding aging's cardiovascular effects is crucial for developing targeted health interventions.

Purpose of the Study:

  • To review molecular pathways linked to longevity, focusing on autophagy and its role in cardiovascular aging.
  • To explore how targeting autophagy can promote cardiovascular health during the aging process.
  • To identify strategies for enhancing autophagy to prevent cardiovascular pathologies in the elderly.

Main Methods:

  • Literature review of studies on longevity, autophagy, and cardiovascular aging.
  • Analysis of molecular mechanisms underlying autophagy and its decline with age.
  • Evaluation of interventions aimed at promoting autophagy for cardiovascular benefits.

Main Results:

  • Autophagy, a key cellular mechanism, diminishes with advancing age.
  • Reduced autophagy is associated with detrimental cardiovascular changes during aging.
  • Interventions like caloric restriction, intermittent fasting, and certain drugs can enhance autophagy.

Conclusions:

  • Promoting autophagy is a viable strategy for maintaining cardiovascular health in aging populations.
  • Targeting autophagy can help prevent and delay the onset of cardiovascular diseases in the elderly.
  • Autophagy enhancement offers a promising therapeutic avenue for geriatric cardiovascular medicine.

Keywords:
ampkautophagycaloric-restrictioncellular agingigf-1 signallingmtorrisk factors of cardiovascular diseasessirtuinstherapeutic fasting

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