Article
CENP-A reduction induces a p53-dependent cellular senescence response to protect cells from executing defective mitoses.
Molecular and cellular biology - 1 May 2010
Maehara Kayoko, Takahashi Kohta, Saitoh Shigeaki
Abstract excerpt
Cellular senescence is an irreversible growth arrest and is presumed to be a natural barrier to tumor development. Like telomere shortening, certain defects in chromosome integrity can trigger senescence; however, the roles of centromere proteins in regulating commitment to the senescent state remains to be established. We examined chromatin structure in senescent human primary fibroblasts and found that CENP-A...
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