Story perspectives
Study Reveals Stable Mitochondrial Mutations in Aging Eggs
8/14/2025
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Story summary
- A study indicates that mitochondrial mutations remain stable in women's egg cells with age, suggesting evolutionary protection.
- Researchers examined 80 eggs from women aged 20 to 42, finding no increase in mutations.
- This finding contradicts the belief that older mothers transmit more mitochondrial mutations.
