concentrations increased between 9 months after mating and the end of pregnancy with peak mean concentrations of 827 +/- 58 ( s.e.m . ) pg oestrone + oestradiol-17 beta/ml ( range : 64-1658 ) and 196 +/- 10 pg oestradiol-17 beta/ml ( 31-294 ) during the last week of pregnancy .
C0032961
pregnancy
C0014942
oestrone