the formation of these metabolites are indicative that the steroid-metabolizing enzymes present in endothelial cells are : 5 alpha-reductase , 17 beta-hydroxysteroid oxidoreductase , 3 alpha-hydroxysteroid oxidoreductase , and 3 beta-hydroxysteroid oxidoreductase .
C0048751
3 alpha-hydroxysteroid oxidoreductase
C0000413
3