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Clinical Implications of Basic Research
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Volume 356:1996-1997 May 10, 2007 Number 19
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Cancer Regression by Senescence
Manuel Serrano, Ph.D.

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Three recent reports1,2,3 have shown that cancers in mice can be eliminated through the activation of a single gene, Tp53, which encodes the protein p53. The power of p53 with respect to killing cancer cells had been suspected for decades, but the elimination of malignant tumors by the activation of p53 had not been observed.

The p53 protein is arguably the most important sensor of stress that mammals possess. Under normal, basal conditions, this protein is inconsequential, because of the rapidity of its degradation. But almost any type of stress, including damage to DNA and oncogenic signaling, halts the . . . [Full Text of this Article]


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From the Spanish National Cancer Research Center, Madrid.


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