the biliary excretion of steroid after administration of [ 3h ] oestrone ( [ 3h ] e1 ) , [ 3h ] oestrone glucuronide ( [ 3h ] e1g ) and [ 3h ] oestrone sulphate ( [ 3h ] e1s ) into the hepatic portal vein of anaesthetized rats was very rapid with more than 70 % of e1s and greater than 80 % of e1 and e1g excreted in the first 30 min .
C0014942
oestrone
C0059668
oestrone sulphate