Table 3.

Multidrug resistance 1 mRNA expression in tumor tissue (2^-∆∆Ct) (n = 10)

Group	2-∆∆Ct ( mean ± SD )
ADM + RFP	5.02 ± 1.82
ADM	4.26 ± 1.51
NS	1.02 ± 0.05ac
ADM + APS (50 mg/kg)	0.48 ± 0.13ac
ADM + APS (100 mg/kg)	0.36 ± 0.03ac
ADM + APS (200 mg/kg)	0.21 ± 0.04ac
ADM + VER	0.28 ± 0.09ac

^aP < 0.05 vs adriamycin (ADM) group;

^cP < 0.05 vs ADM + rifampicin (RFP) group. NS: Normal saline; APS: Astragalus polysaccharides; VER: Verapamil.