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Updated: May 9, 2026

Imaging Approaches to Assessments of Toxicological Oxidative Stress Using Genetically-encoded Fluorogenic Sensors
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Published on: February 7, 2018

Nutritionally mediated oxidative stress and inflammation.

Alexandra Muñoz1, Max Costa

  • 1New York University School of Medicine, Nelson Institute of Environmental Medicine, 57 Old Forge Road, Tuxedo, NY 10987, USA.

Oxidative Medicine and Cellular Longevity
|July 12, 2013
PubMed
Summary

Dietary choices significantly impact inflammation by influencing oxidative stress. Pro-inflammatory foods can increase inflammatory markers, while antioxidant-rich foods help reduce them, affecting gene expression in cells.

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Area of Science:

  • Nutrition Science
  • Immunology
  • Molecular Biology

Background:

  • Nutritionally mediated oxidative stress triggers inflammatory responses via pathways like NF-κB.
  • Short-term inflammation includes increased IL-6 and TNF-α; long-term effects involve proinflammatory gene changes in adipocytes and PBMCs.

Purpose of the Study:

  • To investigate how dietary choices modulate oxidative stress and inflammation.
  • To understand the impact of specific dietary components on inflammatory gene expression.

Main Methods:

  • Analysis of human intervention studies comparing pro-inflammatory and anti-inflammatory dietary patterns.
  • Examination of gene expression changes in adipocytes and peripheral blood mononuclear cells (PBMCs).

Main Results:

  • Arachidonic acid and saturated fatty acids (SFAs) promote inflammatory factors (e.g., IL-8, IL-6, TNF-α).
  • Antioxidant-rich foods (olive oil, fruits, vegetables) reduce IL-6 levels in PBMCs.
  • Dietary components differentially affect gene expression in adipocytes and PBMCs.

Conclusions:

  • Dietary choices play a critical role in mediating oxidative stress and modulating inflammation.
  • Specific dietary fats can exacerbate inflammation, while antioxidants can dampen it.
  • Understanding these dietary impacts is key for managing inflammation.