Figure 2.

Calibration curves for Cro-dGuo (2, 0.5–50 fmol) and [15N5]Cro-dGuo ([15N5]2, 10 fmol): ■, (6S, 8S)-2, R2 = 1.0000;, ρ, (6R, 8R)-2, R2 = 1.0000.

Calibration curves for Cro-dGuo (2, 0.5–50 fmol) and [15N5]Cro-dGuo ([15N5]2, 10 fmol): ■, (6S, 8S)-2, R2 = 1.0000;, ρ, (6R, 8R)-2, R2 = 1.0000.