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Apolipoprotein A-I/HDL infusion therapy for plaque stabilization-regression: a novel therapeutic approach
1Atherosclerosis Research Center, Division of Cardiology, Burns and Allen Research Institute, UCLA, Los Angeles, California, USA. shahp@cshs.org
Insights
Despite statin therapy, cardiovascular events persist. HDL-based therapies, like direct HDL infusion, show promise for stabilizing atherosclerosis and reducing cardiovascular risk. Further research is ongoing.
Area of Science:
- Cardiovascular Medicine
- Translational Science
Background:
- Statins effectively lower LDL cholesterol and reduce cardiovascular events.
- Residual cardiovascular risk persists despite statin therapy, necessitating novel approaches.
- Epidemiological studies show an inverse relationship between HDL cholesterol and coronary heart disease risk.
Purpose of the Study:
- To explore HDL-based therapies as an adjunct or alternative to statins for atherosclerosis management.
- To evaluate the potential of direct HDL infusion for atherosclerosis stabilization and regression.
Main Methods:
- Review of pre-clinical studies on HDL-based therapies.
- Analysis of preliminary clinical data on HDL infusion efficacy and feasibility.
Main Results:
- Pre-clinical data suggest HDL-based therapies can stabilize or regress atherosclerosis.
- Preliminary clinical studies indicate the feasibility of direct HDL infusion.
Conclusions:
- Direct HDL infusion represents a potential new therapeutic paradigm for atherosclerosis.
- HDL-based therapies warrant further investigation for managing atherosclerotic cardiovascular disease.
Abstract:
LDL-lowering therapies, predominantly involving statins, have been shown to significantly reduce cardiovascular events in asymptomatic subjects as well as in subjects with clinically established atherosclerotic cardiovascular disease. However, despite statin therapy, significant number of cardiovascular events continue to occur indicating the need for additional targets for atherosclerosis management. A number of pre-clinical studies have suggested that several HDL based therapies have the potential to stabilize or regress atherosclerosis consistent with epidemiologic evidence of an inverse relationship between coronary heart disease and HDL cholesterol levels. One such therapeutic approach involves direct infusion of HDL or HDL like molecules for rapid remodeling and stabilization of atherosclerosis. Pre-clinical and proof of concept type preliminary clinical studies suggest the feasibility and potential efficacy of this emerging new therapeutic paradigm.
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