in twenty oligospermic or azoospermic patients with elevated plasma fsh , the mean concentrations of plasma oestrone sulphate ( 843 +/- 233 pg/ml ) , oestrone ( 54 +/- 10.4 pg/ml ) and oestradiol ( 46.6 +/- 12.6 pg/ml ) were found to be significantly higher than in twenty-one normal fertile men of comparable age ( 593 +/- 220 pg/ml , 40.6 +/- 8.8 pg/ml and 33.1 +/- 10.9 pg/ml respectively ) .
C0059668
oestrone sulphate
C0014942
oestrone