Table 1.
Overview of the absolute cross sections for SBs(σSB) for the different DNA sequences upon electron irradiation at different energies compared to the geometrical cross section (σgeo).
| Sequence | ssDNA SB Cross Section σSB [10−15 cm2] | σgeo [10−15 cm2] | |||
|---|---|---|---|---|---|
| 5 eV | 7 eV | 8.4 eV | 10 eV | / | |
| 5′-dA4 | 1.03 ± 0.12 | 4.79 ± 1.04 | 3.27 ± 0.51 | 2.25 ± 0.15 | 11.04 |
| 5′-dA8 | 0.93 ± 0.17 | 5.59 ± 0.66 | 5.09 ± 0.92 | 2.42 ± 0.33 | 22.08 |
| 5′-dA12 | 1.34 ± 0.17 | 6.95 ± 1.12 | 6.32 ± 0.59 | 3.10 ± 0.54 | 33.12 |
| 5′-dA16 | 1.94 ± 0.36 | 7.69 ± 1.02 | 7.62 ± 0.95 | 3.88 ± 0.34 | 44.16 |
| 5′-dA20 | 0.85 ± 0.13 | 5.06 ± 0.28 | 4.72 ± 0.32 | 2.73 ± 0.42 | 55.20 |