the 3alpha- and 3beta-reduction of the following steroids was studied in human liver microsomes : 5alpha-androstane-3,17-dione , 17beta-hydroxy-5alpha-androstan-3-one , 5alpha-pregnane-3,20-dione , 5beta-pregnane-3,20-dione , 3-oxo-5beta-cholanoic acid and 7alpha-hydroxy-5alpha-cholestan-3-one .
C0038317
steroids
C0033006
pregnane