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Role of 14-3-3 protein and oxidative stress in diabetic cardiomyopathy

Kenichi Watanabe1, R A Thandavarayan, N Gurusamy

  • 1Department of Clinical Pharmacology, Niigata University of Pharmacy and Applied Life Sciences, 265-1 Higashijima, Akiha-ku, Niigata City, Japan. watanabe@nupals.ac.jp

Acta Physiologica Hungarica
|August 27, 2009
PubMed

Insights

Diabetic cardiomyopathy, a heart condition in diabetes patients, is worsened by oxidative stress. Mammalian 14-3-3 proteins are key regulators in its development and progression.

Area of Science:

  • Cardiology
  • Endocrinology
  • Molecular Biology

Background:

  • Cardiovascular disease is a major global health concern.
  • Diabetes mellitus is a significant risk factor for cardiovascular diseases, leading to diabetic cardiomyopathy independent of other cardiac conditions.
  • Oxidative stress, driven by hyperglycemia, exacerbates diabetes and its complications, including cardiac changes.

Purpose of the Study:

  • To review the emerging evidence on the role of mammalian 14-3-3 proteins in the pathogenesis of diabetic cardiomyopathy.
  • To highlight the involvement of 14-3-3 protein in regulating signaling pathways crucial to cardiovascular complications of diabetes.

Main Methods:

  • This review synthesizes current research and emerging evidence.
  • Focuses on the molecular mechanisms and signaling pathways involved in diabetic cardiomyopathy.
  • Examines the function of 14-3-3 proteins in cellular biochemistry and signal transduction.

Main Results:

  • Diabetic cardiomyopathy involves structural changes in the heart and coronary vasculature.
  • Myocardial apoptosis, hypertrophy, and fibrosis are proposed mechanisms for cardiac alterations.
  • Mammalian 14-3-3 proteins, involved in signal transduction, regulate multiple signaling pathways implicated in diabetic cardiomyopathy.

Conclusions:

  • Mammalian 14-3-3 proteins play a critical role in the development and progression of diabetic cardiomyopathy.
  • Understanding the role of 14-3-3 proteins may offer new therapeutic targets for managing cardiovascular complications in diabetes.

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