in an attempt to determine whether the chronic administration of gnrh agonist ( gnrh-a ) has a direct inhibitory effect on testicular steroidogenesis in the human , the testes of four men with disseminated prostatic cancer who were treated with gnrh-a daily for at least 1 yr were assayed for intratesticular pregnenolone ( 5-pregnen-3 beta-ol-20-one ) , progesterone , dehydroepiandrosterone , 17 alpha-hydroxypregnenolone ( 5-pregnen-3 beta 17 alpha-diol-20-one ) , 17 alpha-hydroxyprogesterone , androstenedione , and testosterone ( t ) .
C0373704
5-pregnen-3 beta-ol-20-one
C0376260
17 alpha-hydroxypregnenolone