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Biomarkers for ischemic preconditioning: finding the responders.

Sebastian Koch1, David Della-Morte2, Kunjan R Dave1

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Ischemic preconditioning offers novel cytoprotective strategies for vascular disease by enhancing endogenous defenses. Identifying reliable biomarkers is crucial for optimizing this response in humans and advancing clinical trials.

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Area of Science:

  • Cardiovascular Research
  • Biomarker Discovery
  • Translational Medicine

Background:

  • Ischemic preconditioning is a cytoprotective strategy against ischemic vascular disease.
  • It involves upregulating endogenous defense systems for ischemic tolerance.
  • Identifying biomarkers for preconditioning response is a translational research priority.

Purpose of the Study:

  • To summarize preclinical studies on preconditioning mechanisms.
  • To review human preconditioning investigations.
  • To identify potential biomarkers for preconditioning response.

Main Methods:

  • Review of preclinical studies on preconditioning mechanisms.
  • Analysis of human studies investigating preconditioning effects on coagulation, endothelial factors, inflammatory mediators, gene expression, and blood flow.
  • Evaluation of potential biomarkers for preconditioning response.

Main Results:

  • Preconditioning induces widespread genomic and proteonomic responses affecting hemostatic, endothelial, and inflammatory systems.
  • Human studies have explored various physiological and genetic markers of preconditioning.
  • A panel of biomarkers may best capture the multifaceted preconditioning response.

Conclusions:

  • Biomarkers are essential for defining optimal preconditioning stimuli and response extent in humans.
  • Biomarkers will aid in dose selection for clinical trials.
  • A comprehensive panel of serum biomarkers or genomic assessments may accurately reflect the full spectrum of preconditioning effects.