DNA Damage and Inhibition of Akt Pathway in MCF-7 Cells and Ehrlich Tumor in Mice Treated with 1,4-Naphthoquinones in Combination with Ascorbate

Table 1

EC₅₀ values obtained by the MTT assay. MCF-7 cells were treated for 24 h with juglone, Q7, or Q9 (5–80 M) with or without ascorbate 1 mM. Data from three independent experiments.

	EC50 (M)
	Juglone	Q7	Q9
	61	41.6	50
plus ascorbate 1 mM	28	26.3	25.4