Article
Ribonucleotide reductase and thymidylate synthase or exogenous deoxyribonucleosides reduce DNA damage and senescence caused by C-MYC depletion.
Aging - 1 Dec 2012
Mannava Sudha, Moparthy Kalyana C, Wheeler Linda J, Leonova Katerina I, Wawrzyniak Joseph A, Bianchi-Smiraglia Anna, Berman Albert E, Flanagan Sheryl, Shewach Donna S, Zeitouni Nathalie C, Gudkov Andrei V, Mathews Christopher K, Nikiforov Mikhail A
Abstract excerpt
The down-regulation of dominant oncogenes, including C-MYC, in tumor cells often leads to the induction of senescence via mechanisms that are not completely identified. In the current study, we demonstrate that MYC-depleted melanoma cells undergo extensive DNA damage that is caused by the underexpression of thymidylate synthase (TS) and ribonucleotide reductase (RR) and subsequent depletion of deoxyribonucleoside...
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