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Reactive Oxygen Species Related Noncoding RNAs as Regulators of Cardiovascular Diseases
Yanhan Dong1, Wenhua Xu1, Cuiyun Liu1
1Qingdao University, Deng Zhou Road 38, Qingdao 266021, China.
Abstract:
Reactive oxygen species (ROS) are a class of reactive molecules that have been implicated in a variety of cardiovascular diseases, accompanied by disorder of multiple signaling events. As cardiomyocytes maintain abundant of mitochondria, which supply the major source of endogenous ROS, oxidative damage to mitochondria often drives apoptotic cell death and initiates cardiac pathology. In recent years, non-coding RNAs (ncRNAs) have received much attention to uncover their roles in regulating gene expression during those pathological events in the heart, such as myocardial infarction, cardiac hypertrophy, and heart failure. Emerging evidences have highlighted that different ROS levels in response to diverse cardiac stresses result in differential expression of ncRNAs, subsequently altering the expression of pathogenetic genes. However, the knowledge about the ncRNA-linked ROS regulatory mechanisms in cardiac pathologies is still largely unexplored. In this review, we summarize the connections that exist among ROS, ncRNAs, and cardiac diseases to understand the interactions among the molecular entities underlying cardiac pathological events in the hopes of guiding novel therapies for heart diseases in the future.
Insights
Reactive oxygen species (ROS) and non-coding RNAs (ncRNAs) are key players in cardiovascular diseases. Understanding their interplay offers potential for novel heart disease therapies.
Area of Science:
- Cardiovascular Biology
- Molecular Cardiology
- Oxidative Stress Research
Background:
- Reactive oxygen species (ROS) contribute to cardiovascular diseases by damaging mitochondria in cardiomyocytes.
- Mitochondrial dysfunction driven by ROS can lead to cardiac pathology and cell death.
- Non-coding RNAs (ncRNAs) are increasingly recognized for their regulatory roles in cardiac gene expression during disease.
Purpose of the Study:
- To review the complex interactions between ROS, ncRNAs, and cardiac diseases.
- To elucidate the regulatory mechanisms linking ROS levels to ncRNA expression in the heart.
- To explore the potential of targeting these interactions for future cardiovascular therapies.
Main Methods:
- Literature review of studies investigating ROS, ncRNAs, and cardiac pathologies.
- Analysis of emerging evidence on ncRNA expression patterns under varying ROS levels.
- Synthesis of current knowledge on molecular pathways involved.
Main Results:
- Diverse ROS levels in cardiac stress induce differential ncRNA expression.
- ncRNAs modulate the expression of genes involved in cardiac pathology.
- A significant knowledge gap exists regarding specific ncRNA-ROS regulatory networks in the heart.
Conclusions:
- The interplay between ROS and ncRNAs is crucial in the pathogenesis of cardiac diseases.
- Further research into these molecular connections may reveal new therapeutic targets.
- Understanding these mechanisms is vital for developing innovative treatments for heart conditions.
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