Article
Senescence is an endogenous trigger for microRNA-directed transcriptional gene silencing in human cells.
Nature cell biology - 26 Feb 2012
Benhamed Moussa, Herbig Utz, Ye Tao, Dejean Anne, Bischof Oliver
Abstract excerpt
Cellular senescence is a tumour-suppressor mechanism that is triggered by cancer-initiating or promoting events in mammalian cells. The molecular underpinnings for this stable arrest involve transcriptional repression of proliferation-promoting genes regulated by the retinoblastoma (RB1)/E2F repressor complex. Here, we demonstrate that AGO2, RB1 and microRNAs (miRNAs), as exemplified here by let-7, physically and...
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