Figure 2.
A. ESR spectra of argon-ion irradiated and γ-irradiated, hydrated (Γ = 13±3 D2O/nucleotide) DNA at 77 K. Adapted from Becker et al., 2003, with permission. B. Benchmark ESR spectra used to analyze argon ion-beam irradiated DNA sample spectra. Adapted from Becker et al., 2003, with permission.