US EditionHuman Eggs Power Down to Protect Themselves - Scientific Inquirer
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Human eggs power down to protect themselves - Scientific Inquirer
Human eggs are some of the most patient cells in the body, lying dormant for decades until needed. A study published today in The EMBO Journal shows that the cells deliberately slow the activity of their internal waste disposal systems as they mature, most likely an evolutionary design which keeps metabolism low and damage at bay. “By looking at more than a hundred freshly donated eggs, the largest dataset of its kind, we found a surprisingly mi…
“By analyzing more than a hundred newly donated eggs, the largest set of existing data of its kind, we discover a surprisingly minimalist strategy that helps cells stay intact for many years,” says Dr. Elvan Böke, lead author of the study and group leader at the Center for Genomic Regulation (CRG). Women are born with between one and two million immature eggs, a reserve that is reduced to a few hundred years in menopause. Each egg must resist th…
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