Telomerase: immortality enzyme or oncogene?
Nature Publishing Group
Nature Archives 1869 - 2009
[Auszug] Human telomeres, the structures found at the tips of chromosomes (Fig. 1), consist of many kilobases of (TTAGGG)n together with various associated proteins (reviewed in ref. 1). Small amounts of these terminal sequences are lost from linear chromosomes each S phase because of incomplete DNA ...
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