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Published on: May 6, 2014
Cytokines are the Basis of the Development and Suppression of Inflammation in Atherosclerosis
Alexander V Blagov1, Alexey V Churov1,2, Irina A Starodubtseva3
1Institute of General Pathology and Pathophysiology, 125315 Moscow, Russia.
Insights
Inflammation drives atherosclerosis, a major cause of cardiovascular disease. Cytokines, immune signaling molecules, can both promote and protect against this arterial condition, offering potential therapeutic targets.
Area of Science:
- Cardiovascular Science
- Immunology
- Pathophysiology
Background:
- Atherosclerosis is a chronic inflammatory arterial disease contributing significantly to cardiovascular mortality.
- Both innate and adaptive immunity, particularly cytokines, play critical roles in atherosclerosis development and progression.
Purpose of the Study:
- To comparatively analyze the roles of key cytokines in atherosclerosis pathogenesis.
- To elucidate the interrelationships between different cytokines in this disease.
- To propose cytokine-targeted therapeutic strategies for atherosclerosis.
Main Methods:
- Review of existing literature on cytokine function in atherosclerosis.
- Comparative analysis of pro-atherogenic and anti-atherogenic cytokine activities.
- Examination of clinical research on cytokine-targeting therapies.
Main Results:
- Cytokines significantly influence atherosclerosis progression, with some promoting (e.g., IL-1, IL-6) and others mitigating the disease (e.g., IL-5, IL-13).
- Certain cytokines exhibit dual roles, acting as both atherogenic and atheroprotective factors.
- Complex functional relationships exist between various cytokines in the context of atherosclerosis.
Conclusions:
- Cytokines are central mediators in atherosclerosis, presenting multifaceted roles.
- Understanding these cytokine dynamics is crucial for developing effective atherosclerosis treatments.
- Targeting specific cytokines holds promise for novel therapeutic interventions in cardiovascular disease.
Abstract:
Cardiovascular diseases continue to be the primary cause of mortality in industrialised countries, and atherosclerosis plays a role in their development. A persistent inflammatory condition affecting big and medium-sized arteries is known as atherosclerosis. It is brought on by dyslipidemia and is facilitated by the immune system's innate and adaptive components. At every stage of the progression of atherosclerosis, inflammation plays a crucial role. It has been demonstrated that soluble factors, or cytokines, activate cells involved in the pathophysiology of atherosclerosis and have a significant impact on disease progression. Anti-inflammatory cytokines (such as interleukin (IL)-5 and IL-13) mitigate atherosclerosis, whereas pro-inflammatory cytokines (such as IL-1, IL-6) quicken the disease's course. Of interest is the fact that a number of cytokines can exhibit both atherogenic and atheroprotective properties, which is the topic of study and discussion in this review. This review provides a comparative analysis of the functions of the main cytokines involved in the pathogenesis of atherosclerosis. Their functional relationships with each other are also shown. In addition, potential therapeutic strategies targeting these cytokines for the treatment of atherosclerosis are proposed, with an emphasis on recent clinical research in this area.
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