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Published on: January 23, 2018
Reverse cholesterol transport-related miRNAs and their regulation by natural functional compounds
Ziyang Lian1, Bobo Zhu1, Chuyuan Lei1
1Key Laboratory for Space Bioscience and Biotechnology, School of Life Sciences, Northwestern Polytechnical University, 127 Youyi West Road, Xi'an, Shaanxi 710072, China.
Insights
Natural compounds targeting microRNAs involved in reverse cholesterol transport offer a promising strategy for preventing and treating atherosclerosis, a major cause of cardiovascular disease.
Area of Science:
- Biochemistry
- Molecular Biology
- Cardiovascular Research
Background:
- Cardiovascular disease (CVD) is the leading global cause of mortality.
- Atherosclerosis (AS), driven by abnormal cholesterol homeostasis and macrophage foam cell accumulation, is a primary contributor to CVD.
- Reverse cholesterol transport (RCT) is crucial for removing excess cholesterol from macrophages and preventing AS progression.
Purpose of the Study:
- To review microRNAs (miRNAs) that regulate RCT.
- To explore the potential of natural compounds in targeting RCT-related miRNAs for AS intervention.
- To highlight a novel therapeutic strategy for AS prevention and treatment.
Main Methods:
- Literature review of studies on miRNAs, RCT, and atherosclerosis.
- Analysis of natural compounds with known anti-atherosclerotic effects.
- Identification of miRNAs involved in cholesterol homeostasis and RCT pathways.
Main Results:
- MicroRNAs play significant roles in regulating gene expression during RCT.
- Numerous natural compounds demonstrate the ability to modulate specific miRNAs implicated in RCT.
- Targeting RCT-related miRNAs with natural compounds shows potential for mitigating AS.
Conclusions:
- Modulating RCT-related miRNAs using natural compounds presents a safe and novel therapeutic avenue for AS.
- This approach could lead to effective strategies for preventing and treating atherosclerosis.
- Further research into natural compounds and their miRNA targets is warranted for cardiovascular health.
Abstract:
Cardiovascular disease (CVD) is the biggest killer globally and atherosclerosis (AS) is the major trigger to this pathology. Abnormal cholesterol homeostasis is the starting point of AS, especially the aggregation of macrophage foam cells in the intra-arterial subcutaneous region. Reverse cholesterol transport (RCT) can remove excess cholesterol from macrophages and transport it to the liver for excretion, making this process vital to alleviate AS. MicroRNAs (miRNAs) are small, noncoding RNAs that play critical roles in various diseases including AS, by regulating post-transcriptional gene expression. Many natural compounds can exert anti-atherosclerotic effects by regulating different miRNAs that are implicated in RCT. Hence, targeting these miRNAs using natural functional compounds may be a safe, novel, and promising strategy to prevent and treat AS. This review describes the miRNAs involved in RCT and the potential uses of natural compounds to target RCT-related miRNAs to modulate AS.
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