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Atherosclerosis: cellular aspects and potential interventions.

M Fisher1

  • 1Department of Neurology, Medical Center of Central Massachusetts, Worcester 01605.

Cerebrovascular and Brain Metabolism Reviews
|January 1, 1991
PubMed
Summary
This summary is machine-generated.

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Atherosclerosis pathogenesis involves complex cellular interactions and lipid modifications, particularly oxidized LDL-cholesterol. Emerging therapies targeting cellular mechanisms, like n-3 fatty acids, show promise for treating this arterial disease.

Area of Science:

  • Cardiovascular Science
  • Cellular Biology
  • Pathology

Background:

  • Atherosclerosis pathogenesis is complex, involving cellular events, interactions, and lipid relationships.
  • Pathologic hallmarks include fatty streaks, fibrous plaques, and complicated plaques, with symptoms arising from plaque destabilization.

Purpose of the Study:

  • To review the basic pathology, cellular events, interactions, cell-lipid relationships, and potential therapies for atherosclerosis.
  • To unify the understanding of cellular and lipid contributors to atherogenesis.

Main Methods:

  • Review of existing literature on atherosclerosis pathogenesis, cellular mechanisms, and therapeutic strategies.
  • Focus on cellular contributors: monocytes/macrophages, endothelial cells, smooth muscle cells, lymphocytes, and platelets.

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Main Results:

  • Key cellular players interact intricately, influenced by growth factors, cytokines, and hemodynamic factors.
  • Hyperlipidemia, especially elevated LDL-cholesterol, is a major risk factor, with cellular modification (oxidation) enhancing plaque growth.
  • Dietary n-3 fatty acids show promise in reducing experimental atherosclerosis, with ongoing human studies.

Conclusions:

  • Understanding the cellular basis of atherosclerosis is crucial for developing effective therapies.
  • Potential therapies targeting cellular mechanisms include n-3 fatty acids, calcium channel blockers, antioxidants, and heparinoids.