(a)

(b)

(c)

(d)

(e)

(f)

Figure 5: Histologic analysis of mammary gland (hematoxylin-eosin staining, magnification ×200). (a): Sham group; (b): OVX group; (c): OVX + NYL treatment group; (d): OVX + ICA treatment group; (e): OVX + EBH treatment group; (f): OVX + EXD treatment group.