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How cell identity is preserved when cells divide sciencedaily.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from sciencedaily.com Daily Mail and Mail on Sunday newspapers.
Every cell in the human body contains the same genetic instructions, encoded in its DNA. However, out of about 30,000 genes, each cell expresses only those genes that it needs to become a nerve cell, immune cell, or any of the other hundreds of cell types in the body. ....
<p>A new theoretical model helps explain how epigenetic memories, encoded in chemical modifications of chromatin, are passed from generation to generation. Within each cell’s nucleus, MIT researchers suggest, the 3D folding patterns of its genome determines which parts of the genome will be marked by these chemical modifications.</p> ....
3D folding of the genome: Theoretical model helps explain how cell identity is preserved when cells divide phys.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from phys.org Daily Mail and Mail on Sunday newspapers.
A new theoretical model helps explain how epigenetic memories, encoded in chemical modifications of chromatin, are passed from generation to generation. Within each cell’s nucleus, MIT researchers suggest, the 3D folding patterns of its genome determines which parts of the genome will be marked by these chemical modifications. ....