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% |