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Published on: November 17, 2017
Apolipoprotein A-I and its mimetics for the treatment of atherosclerosis
1Cleveland Clinic, Department of Cell Biology, 9500 Euclid Avenue, Cleveland, OH 44195, USA. smithj4@ccf.org
Insights
New therapies targeting high-density lipoprotein (HDL) show promise for reducing residual cardiovascular risk. Apolipoprotein A-I (apoAI) compounds and mimetic peptides may help regress atherosclerosis and stabilize plaques, though further development is needed.
Area of Science:
- Cardiovascular Medicine
- Pharmacology
- Biochemistry
Background:
- Statins reduce major adverse coronary events but leave significant residual risk.
- High-density lipoprotein (HDL) and apolipoprotein A-I (apoAI) are linked to reduced coronary artery disease risk.
- HDL/apoAI mechanisms include reverse cholesterol transport, offering therapeutic potential.
Purpose of the Study:
- To review preclinical and clinical findings for apoAI-based atherosclerosis therapies.
- To evaluate apoAI-containing compounds and apoAI mimetic peptides.
- To identify potential clinical applications and development hurdles for these novel therapies.
Main Methods:
- Review of preclinical studies on apoAI-based compounds and peptides.
- Analysis of clinical trial data for these investigational therapies.
- Assessment of mechanisms of action, including reverse cholesterol transport.
Main Results:
- ApoAI-containing compounds and apoAI mimetic peptides demonstrate potential in preclinical and early clinical studies.
- These therapies may promote atherosclerosis regression and plaque stabilization.
- Further research is required to overcome development challenges.
Conclusions:
- ApoAI-based therapies represent a promising frontier for addressing residual cardiovascular risk.
- These approaches have the potential to be clinically useful in managing atherosclerosis.
- Significant hurdles remain in developing safe and effective apoAI-based treatments.
Abstract:
Although statin treatment leads consistently to a reduction in major adverse coronary events and death in clinical trials, approximately 60 to 70% residual risk of these outcomes still remains. One frontier of investigational drug research is treatment to increase HDL, the 'good cholesterol' that is associated with a reduced risk of coronary artery disease. HDL and its major protein apolipoprotein A-I (apoAI) are protective against atherosclerosis through several mechanisms, including the ability to mediate reverse cholesterol transport. This review focuses on the preclinical and clinical findings for two types of therapies for the treatment of atherosclerosis: apoAI-containing compounds and apoAI mimetic peptides. Both of these therapies have excellent potential to be useful clinically to promote atherosclerosis regression and stabilize existing plaques, but significant hurdles must be overcome in order to develop these approaches into safe and effective therapies.
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