Article
BRCA1, histone H2AX phosphorylation, and male meiotic sex chromosome inactivation.
Current biology : CB - 14 Dec 2004
Turner James M A, Aprelikova Olga, Xu Xiaoling, Wang Ruihong, Kim Sangsoo, Chandramouli Gadisetti V R, Barrett J Carl, Burgoyne Paul S, Deng Chu-Xia
Abstract excerpt
In mammalian spermatogenesis, the X and Y chromosomes are transcriptionally silenced during the pachytene stage of meiotic prophase (meiotic sex chromosome inactivation, MSCI), forming a condensed chromatin domain termed the sex or XY body. The nucleosomal core histone H2AX is phosphorylated within the XY chromatin domain just prior to MSCI, and it has been hypothesized that this triggers the chromatin...
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