Article
p53 is preferentially recruited to the promoters of growth arrest genes p21 and GADD45 during replicative senescence of normal human fibroblasts.
Cancer research - 1 Sept 2006
Jackson James G, Pereira-Smith Olivia M
Abstract excerpt
Replicative senescence is the terminal growth arrest that most normal human cells enter into after a fixed number of divisions in vitro, limiting the proliferative potential of a cell and preventing genomic instability caused by critically short telomeres. Thus, senescence presents a tumor-suppressive mechanism and a barrier to tumor formation. However, senescent cells are inherently resistant to apoptosis and,...
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