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Stromal cell biology--a way to understand the evolution of cardiovascular diseases
Toshihiro Tsuruda1, Takuroh Imamura, Kinta Hatakeyama
1Department of Internal Medicine, Circulatory and Body Fluid Regulation, University of Miyazaki, Miyazaki, Japan. ttsuruda@med.miyazaki-u.ac.jp
Insights
Stromal cells are key to heart and blood vessel function. Understanding their activation is crucial for treating cardiovascular diseases and developing new therapies targeting these cells.
Area of Science:
- Cardiovascular Biology
- Cellular Biology
- Tissue Engineering
Background:
- Stromal cells, including fibroblasts and endothelial cells, significantly influence cardiovascular mechanics and function.
- Activation mechanisms of stromal cells are vital for understanding cardiovascular disease progression.
- Disruption of the stromal network alters organ geometry and function.
Purpose of the Study:
- To explore the role of stromal cell activation in cardiovascular disease.
- To identify therapeutic strategies targeting stromal cells for cardiovascular disorders.
Main Methods:
- Review of emerging studies on stromal cell signaling pathways.
- Analysis of autocrine and paracrine signaling in disease progression.
- Evaluation of potential interventions targeting specific stromal cell types.
Main Results:
- Stromal cell-derived factors activate signaling pathways contributing to disease.
- Stromal network disruption leads to functional and geometric alterations.
- Targeting stromal cells shows promise for therapeutic intervention.
Conclusions:
- Stromal cell activation is a critical factor in cardiovascular disease.
- Therapeutic strategies targeting stromal cells (e.g., myofibroblasts, endothelial cells, inflammatory cells) offer novel approaches for disease management.
Abstract:
Stromal cells, composed of fibroblasts, microvascular endothelial cells, immune cells and inflammatory cells, are critical determinants of the mechanical properties and function of the heart and vasculature, and the mechanisms whereby these types of cells are activated are important to understand the progression of cardiovascular diseases. Emerging studies have suggested that the activation of autocrine and paracrine signaling pathways by stromal cell-derived growth factors, cytokines and bioactive molecules contributes to disease progression. Disruption of the stromal network will result in alterations in the geometry and function in these organs. Interventions targeting the stromal cells (eg, myofibroblasts, microvascular endothelial cells, inflammatory cells) by pharmacological agents or direct gene delivery/small interfering RNA would be potential novel therapeutic strategies to prevent/attenuate the progression of cardiovascular disorders.
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