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Related Experiment Videos

Nutrient modification of inflammatory mediator production

S F Lowry1, W A Thompson

  • 1Department of Surgery, New York Hospital-Cornell Medical Center, NY.

New Horizons (Baltimore, Md.)
|May 1, 1994
PubMed
Summary

Nutritional strategies during critical illness can modulate inflammatory responses beyond basic nutrition. Specific nutrient adjustments may impact survival, but human trials are needed to confirm benefits.

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Area of Science:

  • Nutrition Science
  • Immunology
  • Critical Care Medicine

Background:

  • Dietary factors influence endogenous inflammatory mediators.
  • Nutritional support in critical illness impacts survival via complex mechanisms.
  • Parenteral nutrition can heighten cytokine responses.

Purpose of the Study:

  • To explore the role of nutritional modulation in critical illness.
  • To investigate the impact of specific nutrient alterations on inflammatory responses.

Main Methods:

  • Review of evidence on dietary manipulations and inflammatory mediators.
  • Analysis of studies in normal volunteers and animal models.
  • Comparison with clinical data on parenteral vs. enteral feeding.

Main Results:

  • Nutrient provision via parenteral routes can exaggerate cytokine production.
  • Specific alterations in protein, lipid, and micronutrient intake affect inflammatory mediator elaboration in sepsis models.
  • Human data on specific nutrient modulation is limited.

Conclusions:

  • Nutritional modulation offers a potential therapeutic strategy in critical illness.
  • Further controlled human trials are necessary to validate the benefits of specific amino acid and lipid modulation.

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