Article
Silent repair accounts for cell cycle specificity in the signaling of oxidative DNA lesions.
The EMBO journal - 1 Jun 2001
Leroy C, Mann C, Marsolier M C
Abstract excerpt
Reactive oxygen species are the most important source of DNA lesions in aerobic organisms, but little is known about the activation of the DNA checkpoints in response to oxidative stress. We show that treatment of yeast cells with sublethal concentrations of hydrogen peroxide induces a Mec1-dependent phosphorylation of Rad53 and a Rad53-dependent cell cycle delay specifically during S phase. The lack of Rad53...
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