Article
The role of Tet3 DNA dioxygenase in epigenetic reprogramming by oocytes.
Nature - 4 Sept 2011
Gu Tian-Peng, Guo Fan, Yang Hui, Wu Hai-Ping, Xu Gui-Fang, Liu Wei, Xie Zhi-Guo, Shi Linyu, He Xinyi, Jin Seung-gi, Iqbal Khursheed, Shi Yujiang Geno, Deng Zixin, Szabó Piroska E, Pfeifer Gerd P, Li Jinsong, Xu Guo-Liang
Abstract excerpt
Sperm and eggs carry distinctive epigenetic modifications that are adjusted by reprogramming after fertilization. The paternal genome in a zygote undergoes active DNA demethylation before the first mitosis. The biological significance and mechanisms of this paternal epigenome remodelling have remained unclear. Here we report that, within mouse zygotes, oxidation of 5-methylcytosine (5mC) occurs on the paternal...
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