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Potential Mechanisms and Effects of Efferocytosis in Atherosclerosis
Lili Wang1,2,3, Hongxia Li1,2,3, Yuhan Tang1,2,3
1Department of Nutrition and Food Hygiene, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China.
Insights
Impaired efferocytosis, the process of clearing dead cells, contributes to atherosclerosis (AS) plaque progression. Targeting efferocytosis offers a novel therapeutic strategy to prevent cardiovascular disease development.
Area of Science:
- Cardiovascular Biology
- Immunology
- Cellular Biology
Background:
- Atherosclerosis (AS) is a primary cause of cardio-cerebrovascular diseases.
- Accumulation of apoptotic and necrotic cells drives AS plaque enlargement, necrosis, and rupture.
- Impaired efferocytosis, the clearance of apoptotic cells (ACs), is a key factor in AS progression.
Purpose of the Study:
- To review the mechanisms of efferocytosis.
- To elucidate the role of efferocytosis in AS pathogenesis.
- To highlight novel therapeutic strategies targeting efferocytosis for AS treatment.
Main Methods:
- Review of recent findings on efferocytosis mechanisms and regulation.
- Analysis of the role of efferocytosis dysfunction in AS.
- Identification of therapeutic targets within the efferocytosis pathway.
Main Results:
- Effete cell clearance via efferocytosis is crucial for preventing AS.
- Dysfunctional efferocytosis in AS leads to compromised clearance of apoptotic cells.
- Targeting efferocytosis presents a promising therapeutic avenue for AS.
Conclusions:
- Understanding efferocytosis mechanisms is vital for AS research.
- Restoring efferocytosis function could mitigate AS plaque progression.
- Targeting efferocytosis represents a novel strategy for managing cardiovascular diseases.
Abstract:
Atherosclerosis (AS) is the main pathological basis for the development of cardio-cerebrovascular diseases. Abnormal accumulation of apoptotic and necrotic cells resulted in plaque enlargement, necrotic core formation and plaque rupture in AS. Under physiological conditions, apoptotic cells (ACs) could be effectively phagocytized and cleared by phagocyte-mediated efferocytosis. In contrast, the clearance efficiency of ACs in AS plaque was much lower because of the impaired efferocytosis in AS. Recent findings have made great progress on the molecular mechanisms of efferocytosis process and dynamic regulation, and its dysfunction on organismal health. Yet, there are still few effective treatments for this process. This article reviews the mechanism of efferocytosis and the role of efferocytosis in AS, highlighting a novel therapeutic strategy for AS, which mainly prevents the progression of plaque by targeting efferocytosis.
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