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Updated: Jul 5, 2026
09:06
Assessment of Acute Wound Healing using the Dorsal Subcutaneous Polyvinyl Alcohol Sponge Implantation and Excisional Tail Skin Wound Models.
Published on: March 25, 2020
Omega-3 fatty acids effect on wound healing
Jodi C McDaniel1, Martha Belury, Karen Ahijevych
1The Ohio State University, College of Nursing, Columbus, Ohio 43210-1289, USA. mcdaniel.561@osu.edu
Summary
Marine omega-3 fatty acids, eicosapentaenoic and docosahexaenoic, may increase inflammatory cytokines in wounds. This suggests potential therapeutic applications for wound healing, though healing time was slightly longer.
Area of Science:
- Dermatology
- Immunology
- Nutrition Science
Background:
- Cutaneous wound healing involves distinct inflammatory stages.
- Proinflammatory cytokines are key regulators of the inflammatory phase.
- The specific impact of polyunsaturated fatty acids (PUFA) on wound healing requires further elucidation.
Purpose of the Study:
- To investigate the effects of marine-derived omega-3 PUFA (eicosapentaenoic and docosahexaenoic) on proinflammatory cytokines.
- To evaluate the influence of these PUFA on the time to complete healing in human skin wounds.
Main Methods:
- A randomized controlled trial with 30 participants.
- Supplementation with eicosapentaenoic/docosahexaenoic PUFA or placebo for 4 weeks.
- Quantification of cytokines (IL-1beta, IL-6, TNF-alpha) in blister fluid and assessment of wound closure time.
Main Results:
- Significantly higher plasma levels of eicosapentaenoic and docosahexaenoic PUFA in the active group.
- Elevated levels of interleukin-1beta (IL-1beta) in blister fluid of the active group.
- A trend towards a longer time for complete wound closure in the active group.
Conclusions:
- Marine omega-3 PUFA supplementation may enhance proinflammatory cytokine production at wound sites.
- These findings suggest a potential noninvasive therapeutic role for omega-3 PUFA in modulating cutaneous wound healing.
- Clinical context is crucial for optimizing the application of omega-3 PUFA in wound management.
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