GDF9 plays an important role in the development of primary follicles in the ovary.
Tertiary vesicular follicles (also called "mature vesicular follicles" or "ripe vesicular follicles") are sometimes called Graafian follicles (after Regnier de Graaf).
Ovarian hyperstimulation | Ovarian follicle | Hair follicle |
The first one was a female named Cumulina from the cells that surround the developing ovarian follicle in mice.