SIRT1: The first key to unlocking the mystery of cardiovascular diseases

Khuzin Dinislam1,2,3,4, Muneer Ahmed Khoso1,2,3, Valeriy A Kataev4

  • 1State Key Laboratory of Frigid Zone Cardiovascular Diseases (SKLFZCD), Department of Pharmacology, College of Pharmacy, and Department of Cardiology, the Second Affiliated Hospital, Harbin Medical Uni-versity, Harbin, China.

Frontiers in Pharmacology
|January 22, 2026
PubMed

Insights

Sirtuin 1 (SIRT1) is crucial for cardiovascular health, regulating key processes in heart diseases like atherosclerosis and heart failure. Targeting SIRT1 offers potential therapeutic strategies for cardiovascular disease (CVD) treatment.

Area of Science:

  • Biomedical research
  • Cardiovascular science
  • Molecular biology

Background:

  • Cardiovascular disease (CVD) is a leading global cause of mortality.
  • Sirtuin 1 (SIRT1) is a NAD+-dependent deacetylase involved in cellular regulation.
  • SIRT1 influences fundamental processes critical to cardiovascular health and disease.

Purpose of the Study:

  • To review the physiological and pathological roles of SIRT1 in heart diseases.
  • To explore the therapeutic potential of targeting SIRT1 for cardiovascular disorders.

Main Methods:

  • Literature review of recent findings on SIRT1 in cardiovascular pathology.
  • Analysis of SIRT1's role in endothelial function, oxidative stress, inflammation, senescence, metabolism, cardiac hypertrophy, and heart failure.

Main Results:

  • SIRT1 plays a significant role in the pathophysiology of various CVDs, including heart failure, atherosclerosis, hypertension, and myocardial infarction.
  • SIRT1 modulates multiple cellular pathways implicated in cardiovascular dysfunction.

Conclusions:

  • SIRT1 is a critical factor in cardiovascular health and disease.
  • Targeting SIRT1 and related sirtuins presents a promising therapeutic avenue for treating cardiovascular diseases.

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