Article
Initiation of epigenetic reprogramming of the X chromosome in somatic nuclei transplanted to a mouse oocyte.
EMBO reports - 1 Aug 2005
Bao Siqin, Miyoshi Naoki, Okamoto Ikuhiro, Jenuwein Thomas, Heard Edith, Azim Surani M
Abstract excerpt
The active and inactive X chromosomes have distinct epigenetic marks in somatic nuclei, which undergo reprogramming after transplantation into oocytes. We show that, despite the disappearance of Xist RNA coating in 30 min, the epigenetic memory of the inactive X persists with the precocious appearance of histone H3 trimethylation of lysine 27 (H3-3meK27), without the expected colocalization with Eed/Ezh2....
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