Figure 1. Ovaries of each group (HE Staining, ×200).
A: blank group; B: model group; C: BCD group; D: EV group. Arrows: apoptotic cells. White arrows: primordial follicles. Yellow arrows: preantral follicles. Red arrows: antral follicles. Blue arrows: corpus luteum. Black arrows: atretic follicles. Blank group: equal amount of normal saline, 14 d; model group: equal amount of normal saline, 14 d; BCD group: Bushen Culuan decoction, 18.35 g·kg-1·d-1, 14 d; EV group: estradiol valerate intervening group, 0.15 mg·kg-1·d-1, 14 d.