246167.fig.006
Figure 6: Cyclic voltammograms of complex [Pd(en)(H2O)2]2+ (2) in Tris-HCl buffer in the absence (a) and presence (b) of CT-DNA [80 μM], (c) CT-DNA [100 μM], V = 200 mV s−1, [complex] = 100 μM; [DNA]: (a) 0, (b) 80, (c) 100 μM.