Shown are hematoxylin and eosin-stained sections of ovary (Ov) and oviduct (Od) regions from control (left panels) and neonatally DES-exposed (right panels) hamsters at day-21 (upper panels), 1-month (middle panels), and 2-months (lower panels) of age. Indicated are polyovular follicles (arrows), cystic follicles (Cy), oviductal luminal regions exhibiting salpingitis often with massive infiltration of inflammatory cells (**), and corpora lutea (CL). Scale bars in each panel represent 1 mm.