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Platelet activation as a trigger factor for inflammation and atherosclerosis.

Santiago J Custodio-Chablé1, Ruth A Lezama1, Elba Reyes-Maldonado1

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PubMed
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Platelets are key players in atherosclerosis, actively engaging in immune responses and inflammation. Targeting platelets and the inflammatory environment may offer new therapeutic strategies for atherosclerosis.

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Area of Science:

  • Immunology
  • Cardiovascular Biology
  • Hematology

Background:

  • Platelets are increasingly recognized for their role beyond hemostasis.
  • Their involvement in atherosclerosis extends to modulating immune and inflammatory responses.

Purpose of the Study:

  • To elucidate the multifaceted role of platelets in the immune response during atherosclerosis.
  • To explore platelets and the inflammatory milieu as potential therapeutic targets.

Main Methods:

  • Review of current literature on platelet function in atherosclerosis.
  • Analysis of platelet interactions with inflammatory cells and mediators.
  • Investigation of platelet-derived microparticles' effects.

Main Results:

  • Platelets actively interact with inflammatory cells and secrete cytokines, chemokines, and growth factors.
  • Platelet functions extend to promoting an inflammatory environment and disrupting homeostasis.
  • Platelet-derived microparticles activate platelets, endothelial cells, and recruit leukocytes.

Conclusions:

  • Platelets are crucial mediators of inflammation in atherosclerosis.
  • Targeting platelet activity and the associated inflammatory environment holds therapeutic potential for atherosclerosis prevention.