Low levels of DNA damage caused by oxidative stress can be repaired, whereas extensive damage usually results in cell death. p53 contributes to both outcomes by stimulating expression of either pro- or antioxidant genes (pages 1306–1313).
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Katie Ris
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Bensaad, K., Vousden, K. Savior and slayer: the two faces of p53. Nat Med 11, 1278–1279 (2005). https://doi.org/10.1038/nm1205-1278
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DOI: https://doi.org/10.1038/nm1205-1278
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