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Yield of major lesions induced per mammalian cell following a 1 Gy exposure of x-rays (adapted from Cadet et al.58 and Lomax et al.70) and corresponding number for exposed cell following a typical adult abdominal CT
| Radiation-induced DNA lesions | Number/Gy/cell | Adult abdominal CT (10 mGy to stomach) |
|---|---|---|
| Pyrimidine lesions | 850 | 8.5 |
| Purine lesions | 450 | 4.5 |
| Single-strand breaks (SSB) | 1000 | 10 |
| Double-strand breaks (DSB) | 20–40 | 0.2–0.4 |
