Assessment of the Aromatase Inhibitory Activity of Ma-Huang-Tang (MHT) and Its Active Compounds

Figure 1

Inhibitory effects of letrozole (a), chrysin (b), MHT hydrothermal extract (c), the compositional herbs of MHT hydrothermal extract (d), and the major compounds of MHT hydrothermal extract (e) on aromatase activity as determined in a cell-free system.

(a)

(b)

(c)

(d)

(e)