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Updated: Jun 6, 2026
07:25
Lipid Supplementation for Longevity and Gene Transcriptional Analysis in Caenorhabditis elegans
Published on: December 9, 2022
Dietary fatty acids and the aging brain
Greg M Cole1, Qiu-Lan Ma, Sally A Frautschy
1Department of Medicine, University of California, Los Angeles, Los Angeles, California, USA. gmcole@ucla.edu
Nutrition Reviews
|November 25, 2010
Summary
Docosahexaenoic acid (DHA) may prevent age-related brain dysfunction. DHA opposes pathogenic factors linked to Alzheimer's disease, offering neuroprotection.
Area of Science:
- Neuroscience
- Biochemistry
- Gerontology
Background:
- Aging causes brain decline, including oxidative damage and inflammation.
- Pathological brain aging exacerbates these deficits, increasing disease vulnerability.
- Alzheimer's disease pathogenesis is linked to high-fat diets, cholesterol, and omega-6 fatty acids.
Purpose of the Study:
- To review the role of docosahexaenoic acid (DHA) in preventing age-related brain dysfunction.
- To explore DHA's potential in mitigating Alzheimer's disease pathology.
Main Methods:
- Literature review of studies on aging, brain function, and DHA.
- Analysis of biochemical pathways involved in neurodegeneration and neuroprotection.
- Examination of evidence linking dietary factors to Alzheimer's disease.
Main Results:
- Aging increases oxidative stress, inflammation, and metabolic issues in the brain.
- Docosahexaenoic acid (DHA) exhibits multiple protective activities.
- DHA counteracts detrimental effects of dietary factors implicated in Alzheimer's disease.
Conclusions:
- Docosahexaenoic acid (DHA) shows promise in preventing age-related brain functional decline.
- DHA may offer a protective strategy against the pathogenesis of Alzheimer's disease.
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