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Telomere homolog oligonucleotides induce senescence in malignant fibroblasts

Published in Drug Law Weekly, February 8th, 2005

Telomere homolog oligonucleotides induce senescence in malignant fibroblasts.

According to recent research from the United States, "cellular senescence is a major defense against cancer. In human fibroblasts, suppressing both the p53 and pRb pathways is necessary to bypass replicative senescence as well as senescence induced by ectopic expression of a dominant negative form of the telomere repeat binding factor 2, TRF2(DN)."

"We recently reported that exposure to oligonucleotides homologous to the telomere 3' overhang (T-oligos) activates both the p53 and pRb pathways and leads to senescence in primary human fibroblasts," said G.Z. Li and colleagues,...

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