Article
Roles of the transcription factor p53 in keratinocyte carcinomas.
The British journal of dermatology - 1 May 2006
Brash D E
Abstract excerpt
The transcription factor p53 is mutated in most keratinocyte carcinomas (nonmelanoma skin cancers). In these tumours, the gene bears the trace of its mutagen, sunlight. Sunlight-induced p53 mutations are also seen in skin precancers and even sun-exposed skin, which harbours thousands of p53-mutant keratinocyte clones. Normal p53 is upregulated by sunlight exposure, after which it acts as a tumour suppressor in...
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