| Goal: To hyperstimulate ovaries with gonadotropins. Reason: To provide higher than normal numbers of follicles that reach dominance and ovulate. How: Inject donor with gonadotropins to hyperstimulate follicular development. Generally, FSH (or one of its analogs) is used. Ovary A- Hyperstimulated ovary. There are 9 follicles visible in this ovary. The donor is in estrus. Ovary B - 1 day after estrus. There are 9 corpora hemorrhagica visible on this specimen. |