Table 3.

Apoptosis Rate of the PC-3 Cell Line Treated with SA (500-1000 µg/ml) and SU (500-1000 µg/ml) Extracts

Treatment	Extract concentration	Viable cells PC-3	Initial apoptosis	Late apoptosis	Necrosis
Control	--	98.66+0.68	0.26+0.13	0.36+0.034	0.06+0.013
SA	500µg/ml	92.92+3.39*	0.34+0.11	2.12+0.13*	6.49+0.79**
	1000µg/ml	93.15+1.17*	0.35+0.07	2.22+0.45*	4.49+1.20**
SU	500µg/ml	86.77+4.32**	10.2+0.70**	4.36+0.41**	3.72+1.32**
	1000µg/ml	88.72+1.23**	1.45+0.54**	3.85+0.50**	5.72+1.26**

Results are expressed as a percentage of total cells. Significant differences between untreated cells (Control) and cells treated with grape extracts were compared (* p < 0.05; ** p < 0.01;). Abbreviations: SA, Sweet sapphire; SU, Sweet surprise.