Article
Novel role of p53 in maintaining mitochondrial genetic stability through interaction with DNA Pol gamma.
The EMBO journal - 5 Oct 2005
Achanta Geetha, Sasaki Ryohei, Feng Li, Carew Jennifer S, Lu Weiqin, Pelicano Helene, Keating Michael J, Huang Peng
Abstract excerpt
Mitochondrial DNA (mtDNA) mutations and deletions are frequently observed in cancer, and contribute to altered energy metabolism, increased reactive oxygen species (ROS), and attenuated apoptotic response to anticancer agents. The mechanisms by which cells maintain mitochondrial genomic integrity and the reason why cancer cells exhibit more frequent mtDNA mutations remain unclear. Here, we report that the tumor...
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