Table 5. AlkP Activity after an Incubation of 72 h in Ishikawa Cells.

	1 nM	10 nM	100 nM	1 μM	10 μM
E2	n.d.b	6.86 ± 0.69a	n.d.	n.d.	n.d.
Tam	n.d.	n.d.	n.d.	1.60 ± 0.55	1.02 ± 0.37
OH-Tam	n.d.	n.d.	n.d.	1.73 ± 0.46	0.60 ± 0.20
2B	1.36 ± 0.97	1.47 ± 0.45	1.86 ± 0.73	2.01 ± 0.55a	0.04 ± 0.07
2C	1.18 ± 0.67	1.32 ± 0.25	1.73 ± 0.71	1.89 ± 0.45a	0.00 ± 0.00
4	n.d.	n.d.	3.91 ± 1.40	3.76 ± 1.41	n.d.

^aSolvent control (DMSO) was set to 1; p < 0.05 (Tukey’s test).

^bn.d. = not determined.