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Updated: Dec 14, 2025

Isolation of Macrophage Subsets and Stromal Cells from Human and Mouse Myocardial Specimens
Published on: December 17, 2019
Macrophage Long Non-Coding RNAs in Pathogenesis of Cardiovascular Disease
Marcin Wysoczynski1, Jae Kim1, Joseph B Moore1
1Diabetes & Obesity Center, Department of Medicine, The Christina Lee Brown Envirome Institute, University of Louisville School of Medicine, Louisville, KY 40202, USA.
Insights
Long non-coding RNAs (lncRNAs) are key regulators of macrophage function in cardiovascular disease (CVD). Understanding lncRNAs is crucial for developing new CVD therapies targeting macrophage activity.
Area of Science:
- Molecular Biology
- Cardiovascular Research
- Immunology
Background:
- Chronic inflammation is a known driver of cardiovascular disease (CVD).
- Macrophages are critical immune cells involved in CVD pathogenesis, including atherosclerosis and heart failure.
- The precise mechanisms regulating macrophage function in CVD remain incompletely understood.
Purpose of the Study:
- To review the current understanding of long non-coding RNAs (lncRNAs) in regulating macrophage function within the context of CVD.
- To highlight the role of lncRNAs in key macrophage processes relevant to CVD, such as foam cell formation and inflammatory signaling.
- To provide a comprehensive overview of existing and future research on lncRNAs in macrophage-mediated CVD.
Main Methods:
- Literature review of studies investigating lncRNAs and macrophage function in cardiovascular disease.
- Synthesis of current knowledge on lncRNA regulation of macrophage signaling pathways (e.g., Toll-like receptor and NF-κβ).
- Analysis of lncRNA involvement in macrophage phenotype switching and foam cell formation.
Main Results:
- lncRNAs significantly influence macrophage signaling, cell fate, and activity in CVD.
- Specific lncRNAs have been identified as regulators of foam cell formation and inflammatory responses.
- lncRNAs play a role in modulating macrophage phenotype switching, impacting disease progression.
Conclusions:
- lncRNAs are emerging as critical regulators of macrophage function in cardiovascular disease.
- Further research into lncRNAs offers potential for novel therapeutic strategies targeting macrophage-driven CVD.
- Understanding lncRNA mechanisms is essential for advancing CVD treatment and prevention.
Abstract:
Chronic inflammation is inextricably linked to cardiovascular disease (CVD). Macrophages themselves play important roles in atherosclerosis, as well as acute and chronic heart failure. Although the role of macrophages in CVD pathophysiology is well-recognized, little is known regarding the precise mechanisms influencing their function in these contexts. Long non-coding RNAs (lncRNAs) have emerged as significant regulators of macrophage function; as such, there is rising interest in understanding how these nucleic acids influence macrophage signaling, cell fate decisions, and activity in health and disease. In this review, we summarize current knowledge regarding lncRNAs in directing various aspects of macrophage function in CVD. These include foam cell formation, Toll-like receptor (TLR) and NF-kβ signaling, and macrophage phenotype switching. This review will provide a comprehensive understanding concerning previous, ongoing, and future studies of lncRNAs in macrophage functions and their importance in CVD.
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