Non-coding RNA regulation of T cell biology: Implications for age-associated cardiovascular diseases
Jose Coelho-Lima1, Ioakim Spyridopoulos2
1Institute of Genetic Medicine, Newcastle University, International Centre for Life, Central Parkway, Newcastle upon Tyne NE1 3BZ, United Kingdom.
Insights
Ageing impacts cardiovascular health through chronic inflammation and immune system changes. Non-coding RNAs (ncRNAs) are key regulators of T cell function and may influence age-associated cardiovascular diseases.
Area of Science:
- Cardiovascular Biology
- Immunology
- Molecular Biology
Background:
- Cardiovascular diseases (CVDs) are increasing with longer life expectancy.
- Chronic inflammation and immune system alterations characterize cardiovascular ageing.
- Molecular mechanisms of immune-mediated cardiovascular ageing are not fully understood.
Purpose of the Study:
- To review the role of non-coding RNAs (ncRNAs) in T cell ageing.
- To explore ncRNA regulation of T cell differentiation and function in CVDs.
- To discuss the impact of ncRNAs on age-associated cardiovascular conditions.
Main Methods:
- Literature review of current research on ncRNAs and T cell immunity.
- Analysis of molecular mechanisms linking ncRNAs to cardiovascular ageing.
- Synthesis of data on ncRNA involvement in atherosclerosis, acute coronary syndromes, and heart failure.
Main Results:
- Non-coding RNAs (ncRNAs) are critical regulators of T cell immunity.
- ncRNAs influence T cell differentiation, function, and the ageing process.
- Evidence suggests ncRNAs play a role in the pathogenesis of age-associated CVDs.
Conclusions:
- ncRNAs represent a significant area of study for understanding immune-mediated cardiovascular ageing.
- Targeting ncRNAs may offer novel therapeutic strategies for age-associated CVDs.
- Further research is needed to elucidate specific ncRNA functions in cardiovascular ageing and disease.
Abstract:
Prevalence of age-associated cardiovascular diseases (CVD) has dramatically increased as a result of improvements in life expectancy. Chronic inflammation is a shared pathophysiological feature of age-associated CVDs, indicating a role for the immune system in the onset and development of CVDs. Indeed, ageing elicits profound changes in both the cardiovascular and immune system, especially in the T cell compartment. Although such changes have been well described at the cellular level, the molecular mechanisms underlying immune-mediated cardiovascular ageing remain largely unexplored. Non-coding RNAs (ncRNAs) comprise a heterogeneous family of RNA transcripts that regulate gene expression at the epigenetic, transcriptional, post-transcriptional, and post-translational levels. Non-coding RNAs have recently emerged as master modulators of T cell immunity. In this review, the state-of-the-art knowledge on ncRNA regulatory effects over T cell differentiation, function, and ageing in the context of age-associated CVDs, such as atherosclerosis, acute coronary syndromes, and heart failure, is discussed.
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