a pooled antiserum from immunized animals cross-reacted 8 % to estrone , 1 % to testosterone and 5 alpha-dihydrotestosterone , and less than 1 % to estradiol-17 alpha , estriol , dehydroepiandrosterone , corticosterone , cortisol , progesterone and 20 alpha-dihydroprogesterone when compared with e2 ( 100 % ) .
C0033308
progesterone
C0012311
20 alpha-dihydroprogesterone