Effects of Aerobic Exercise on Rats with Hyperandrogenic Polycystic Ovarian Syndrome

Figure 2

Histologic sections of rat ovaries (×100). (a) Normal control group (NC) with various stages of follicles. (b) Exercise control group (EC) with several antral and atretic follicles. (c) PCOS group (PC) with numerous atretic follicles with enlarged stroma and the presence of cystic follicles. (d) PCOS plus exercise group (PE) with numerous antral follicles, several atretic follicles, and several corpora lutea. Black arrow, antral follicles; red arrow, atretic follicle; green arrow, corpus luteum; yellow arrow, enlarged stroma.

(a)

(b)

(c)

(d)