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. 2022 Nov 3;27(21):7540. doi: 10.3390/molecules27217540

Figure 18.

Figure 18

(A) Electronic spectra of complex [complex (Co-L1)] = 4.04 × 10−5 M with increasing the concentration of DNA [DNA] = 2.73 × 10−6 – 1.64 × 10−5 M; (B) Benesi–Hildebrand fitting curve. The arrows show the intensity changes upon increasing concentrations of the DNA.