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defined:
A gene which normally regulates the cell cycle and protects the cell from damage to its genome. Mutations in this gene cause cells to develop cancerous abnormalities.
explained:
Listen to a detailed explanation. (Requires the free RealPlayer download) Dr. Francis Collins, former director of the National Human Genome Research Institute, defines p53.
relatedterms:
gene, cell, genome, mutation, cancer, chromosome, tumor suppressor gene, inherited
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