Figure 4From: Activity and expression of progesterone metabolizing 5α-reductase, 20α-hydroxysteroid oxidoreductase and 3α(β)-hydroxysteroid oxidoreductases in tumorigenic (MCF-7, MDA-MB-231, T-47D) and nontumorigenic (MCF-10A) human breast cancer cellsRatios of (a) 5αR:20α-HSO and (b) 5αR:3α-HSO activities in MCF-7, MDA-MB-231, T-47D, and MCF-10A cells. *, **, and *** indicate significant differences from MCF-10A cells at p < 0.05, p < 0.01, and p < 0.001, respectively.Back to article page