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Skin aging: postulated mechanisms and consequent changes in structure and function
1Department of Dermatology, Boston University School of Medicine, Boston, Massachusetts 02118, USA.
Clinics in Geriatric Medicine
|September 6, 2001
Summary
Aging accelerates due to telomere shortening and DNA damage. This review covers age-related DNA repair decline, skin aging signs, and potential treatments for aged skin.
Area of Science:
- Gerontology
- Molecular Biology
- Dermatology
Background:
- Aging is characterized by cellular damage, including telomere shortening and DNA alterations.
- Impaired DNA damage repair mechanisms contribute significantly to the aging process.
- Cutaneous aging manifests in observable structural and functional changes.
Purpose of the Study:
- To review current understanding of age-associated DNA damage repair.
- To delineate the gross, histologic, and functional deficits in aged skin.
- To examine therapeutic strategies for mitigating skin aging.
Main Methods:
- Literature review of aging research.
- Analysis of studies on DNA repair mechanisms.
- Compilation of data on cutaneous aging manifestations and treatments.
Main Results:
- Age-related decline in DNA repair efficiency is a key factor in aging.
- Aged skin exhibits significant structural and functional deterioration.
- Various treatment options exist for addressing age-related skin changes.
Conclusions:
- Understanding DNA repair in aging is crucial for developing interventions.
- Targeting cellular repair pathways may offer novel anti-aging strategies.
- Comprehensive approaches are needed to manage the multifaceted aspects of skin aging.