Evaluation of DNA Binding, Cleavage, and Cytotoxic Activity of Cu(II), Co(II), and Ni(II) Schiff Base Complexes of 1-Phenylindoline-2,3-dione with Isonicotinohydrazide

Figure 7

Cyclic voltammogram of copper(II) complex in the absence and presence of increasing amounts CT-DNA at room temperature in DMSO: buffer (1 : 2) mixture (pH 7.2) (scan rate 0.1 Vs⁻¹).