the steroids which showed the greatest responses to the hcg injections were the ones previously found to be the major products of the ovaries in vitro : 17 alpha-20 alpha-dihydroxy-4-pregnen-3-one ( 17,20 alpha-p ) and 3 beta,17 alpha,20 alpha-trihydroxy-5 beta-pregnane ( 3 beta,17,20 alpha-p-5 beta ) .
C0038317
steroids
C0033006
pregnane