Research Article

Effects of Chlorophenoxy Herbicides and Their Main Transformation Products on DNA Damage and Acetylcholinesterase Activity

Figure 4

UV-Vis absorption spectra of 7.7 × 10−5 mol dm−3 of DNA in the absence and presence of 1.0 × 10−4 mol dm−3 of (a) 2,4-dichlorophenol and (b) 4-chloro-2-methyl-6-nitrophenol in pH 7.2 phosphate buffer electrolyte.
709036.fig.004a
(a)
709036.fig.004b
(b)