Telomerase activity in melanoma and non-melanoma skin cancer
1999
Telomerase Activity in Skin Cancer
Sample size: 78
publication
Evidence: moderate
Author Information
Author(s): Parris C N, Jezzard S, Silver A, MacKie R, McGregor J M, Newbold R F
Primary Institution: Brunel University
Hypothesis
Telomerase activation is a central step in carcinogenesis and is present in premalignant skin lesions and all forms of skin cancer.
Conclusion
Telomerase activation is significantly more common in skin cancer compared to normal skin and benign lesions.
Supporting Evidence
- Telomerase activity was found in 77% of basal cell carcinoma samples.
- 42% of premalignant actinic keratoses exhibited telomerase activity.
- Only 12.5% of normal skin samples showed telomerase activity.
Takeaway
This study found that telomerase, which helps cells grow, is often active in skin cancers but rarely in normal skin.
Methodology
Telomerase activity was assessed in various skin samples, including normal skin, benign lesions, and different types of skin cancer.
Limitations
The study's sample size for some categories, like squamous cell carcinomas, was small.
Digital Object Identifier (DOI)
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