Drooid Logo
Back to today’s briefing

Story perspectives

Study Reveals Stable Mitochondrial Mutations in Aging Eggs

8/14/2025

50 6

1 of 1

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.