because of the extremely slow dissociation of [ 3h ] h1285 from the oestrogen receptor , we were able to compare the sedimentation profiles of [ 3h ] h1285-receptor complexes with those of [ 3h ] oestradiol-receptor complexes in the presence of 0.4 m-kcl on 5-20 % sucrose density gradients .
C0034804
oestrogen receptor
C0034803
oestradiol-receptor