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Table 2 Regional distribution of heteroplasmy in different age groups

From: Independent impacts of aging on mitochondrial DNA quantity and quality in humans

  Control region Intergenic region rRNA tRNA Nonsynonymous Synonymous
<40 18.1% 0.9% 12.9% 5.2% 25.9% 37.1%
40–50 24.9% 0.5% 13.0% 6.2% 25.9% 29.5%
50–60 27.3% 0.5% 9.9% 3.4% 26.8% 32.1%
60–70 22.0% 0.2% 12.0% 2.5% 28.2% 35.0%
>70 16.8% 0.0% 13.5% 4.9% 28.6% 36.2%