Figure 10. Effect of QYFE on the the gene expressions of estrogen receptor (ER) α, ER β, PR and pS2 in MCF-7 cells. Real-time PCR analysis was carried out as described in the Methods.*P<0.05,**P<0.01, ***P<0.001compared to Con; #P<0.05, ##P<0.01, ###P<0.001 compared to 17β-estradiol (E2) or QYFE.