free cytoplasmic estrogen binding sites were demonstrated in a portion of the females ( kd 5.2-17.8 x 10 ( -10 ) mol/l ) : in 33.3 % of normal animals , in 54.6 % 3-4 days after ovariectomy , and in 25 % 17-18 days after ovariectomy .
C0010834
cytoplasmic
C0034804
estrogen binding sites