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Treating oxidative stress in heart failure: past, present and future
Atze van der Pol1,2, Wiek H van Gilst1, Adriaan A Voors1
1Department of Cardiology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands.
European Journal of Heart Failure
|October 20, 2018
Summary
Oxidative stress contributes to heart failure. Bolstering the body's natural antioxidant defenses, rather than external antioxidants, may offer a more effective therapeutic strategy for heart failure patients.
Area of Science:
- Cardiovascular Research
- Pathophysiology
- Biochemistry
Background:
- Oxidative stress, an imbalance between reactive oxygen species (ROS) and antioxidant defenses, is a key factor in heart failure development and progression.
- While ROS play signaling roles physiologically, excessive production under pathological conditions leads to cell damage and heart failure.
- Previous therapeutic attempts targeting oxidative stress in heart failure have yielded limited success.
Purpose of the Study:
- To review the role of oxidative stress in heart failure pathophysiology.
- To examine existing strategies for targeting oxidative stress in heart failure.
- To explore the potential of modulating endogenous antioxidant capacity for novel therapeutic interventions.
Main Methods:
- Literature review of studies on oxidative stress and heart failure.
- Analysis of therapeutic strategies targeting reactive oxygen species (ROS).
- Discussion of endogenous antioxidant modulation as a therapeutic approach.
Main Results:
- Current strategies inhibiting ROS production or supplementing exogenous antioxidants have shown limited efficacy in heart failure.
- The failure of current strategies may stem from insufficient potency.
- Bolstering endogenous antioxidant capacity presents a potentially more effective therapeutic avenue.
Conclusions:
- Oxidative stress is a critical pathophysiological pathway in heart failure.
- Modulating endogenous antioxidant systems offers a promising novel therapeutic strategy.
- Further research into endogenous antioxidant modulation could improve outcomes for heart failure patients.
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