Table 2-.

DNA migration in the comet assay for the assessment of genotoxicity of Cotinus coggygria extract in the livers of albino wistar rats, 24 and 72 h after treatment.

Treatments	Levels of damage					Total score (mean ± SD)
	0	1	2	3	4
Negative control	84.1 ± 1.32	10.6 ± 0.40	6.30 ± 0.3	0.00 ± 0.00	0.00 ± 0.00	23.20 ± 1.10
C. coggygria 24 h
500 mg/kg	78.8 ± 0.42	15.6 ± 0.44	5.60 ± 0.16	0.00 ± 0.00	0.00 ± 0.00	26.80 ± 2.30
1000 mg/kg	43.8 ± 0.33	32.8 ± 0.20	17.7 ± 0.40	4.70 ± 0.40	1.00 ± 0.21	86.30 ± 0.83*
2000 mg/kg	27.2 ± 0.26	38.8 ± 0.34	25.7 ± 0.39	6.10 ± 0.19	2.01 ± 0.21	116.50 ± 1.14*
C. coggygria 72 h
500 mg/kg	81.0 ± 0.84	13.4 ± 0.16	5.70 ± 0.84	0.00 ± 0.00	0.00 ± 0.00	24.80 ± 0.45
1000 mg/kg	41.6 ± 0.26	45.0 ± 0.42	10.1 ± 0.18	3.10 ± 0.24	0.00 ± 0.00	74.50 ± 1.14*
2000 mg/kg	30.4 ± 0.32	47.2 ± 0.35	16.6 ± 0.37	2.90 ± 0.24	1.03 ± 0.25	92.10 ± 1.22*

^*Significantly different from the negative control p < 0.05.