to study the luteotropic effect of human chorionic gonadotropin ( hcg ) on human corpus luteum in early gestation , serum pregnenolone , 17 alpha oh-pregnenolone , dehydroepiandrosterone , progesterone , 17 alpha oh-progesterone , androstenedione , 20 alpha-dihydroprogesterone and estradiol levels in both ovarian and peripheral venous blood measured by ria before and after administration of hcg .
C0033308
progesterone
C0020387
17