Table 3.

Accumulation of Rh123 in MDCK-MDR1 cells ($\stackrel{-}{x}\pm \mathrm{S}\mathrm{D}$, n = 3).

Group	Fluorescence value
Control	111.95 ± 1.04
100 μM verapamil	1113.13 ± 56.80#
1 μg/mL SSE	46.14 ± 1.05#
1 μg/mL SSE + 1 μg/mL RPAE	30.37 ± 1.62#∗
1 μg/mL SSE + 3 μg/mL RPAE	26.07 ± 1.05#∗
1 μg/mL SSE + 6 μg/mL RPAE	24.77 ± 4.82#∗
1 μg/mL RPAE	26.94 ± 0.84#∗
3 μg/mL RPAE	25.70 ± 0.38#∗
6 μg/mL RPAE	19.66 ± 0.30#∗

^# P < 0.05 with contrast to the control group; ^∗P < 0.05 with contrast to the SSE 1 μg/mL group.