Figure 3From: Immature rats show ovulatory defects similar to those in adult rats lacking prostaglandin and progesterone actionsNon-consecutive serial sections of the ovary of a rat primed with eCG at 21 days of age and stained with hematoxylin and eosin. The ovarian vein is embolized with folicular fluid and two COCs (in A and B). A COC released to the ovarian hilus can be also observed in A. The ovarian surface is indicated by empty arrows in the inset.Back to article page