*PGF2a stimulates Granulosa cells to release lysosomes containing digestive enzymes. These enzymes contribute to the degradation of the Tunica Albuginea collagen and so the weakening of the follicle wall. | *PGF2a stimulates Granulosa cells to release lysosomes containing digestive enzymes. These enzymes contribute to the degradation of the Tunica Albuginea collagen and so the weakening of the follicle wall. |