Figure 2From: Immature rats show ovulatory defects similar to those in adult rats lacking prostaglandin and progesterone actionsMicrograph of the ovary of a rat primed with eCG at 21 days of age, stained with hematoxylin and eosin. Several COCs trapped inside corpora lutea, showing dispersion of the cumulus, and interstitial COCs inside a blood vessel.Back to article page