The nuclear corepressors NCoR and SMRT are key regulators of both ligand- and 8-bromo-cyclic AMP-dependent transcriptional activity of the human progesterone receptor - Wagner,B.L.; Norris,J.D.; Knotts,T.A.; Weigel,N.L.; McDonnell,D.P. (Mol Cell Biol, 1998)