Fig. 4

Fluorescent staining of brain cells with acridine orange and ethidium bromide dye in the different groups visualised under the fluorescent microscope, (A1 = 5 μM arecoline, A2 = 10 μM arecoline, A3 = 20 μM arecoline, A4 = 40 μM arecoline, A5 = 80 μM arecoline, C = Control, PC (Positive Control) = 10 μl/ml methyl methanesulphonate)