Infeility is a common feature in Seoli cell only syndrome, because:
The absence of germ cell (Seoli Cell-only syndrome) causes infeility. The main characteristic of Seoli Cell, syndrome consists of testicular tubes that show a moderate decrease in diameter and are void of germ cells. Also the testes decrease in size and are azoospermia.
Too many Seoli cells inhibit spermatogenesis , inhibin
Proper blood testis barrier is not established
There is no germ cells in this condition
Sufficient numbers of spermatozoa are not produced
There is no germ cells in this condition