Novel ketal ligands for the glucocorticoid receptor: in vitro and in vivo activity

被引:31
作者
Smith, CJ
Ali, A
Balkovec, JM
Graham, DW
Hammond, ML
Patel, GF
Rouen, GP
Smith, SK
Tata, JR
Einstein, M
Ge, L
Harris, GS
Kelly, TM
Mazur, P
Thompson, CM
Wang, CLF
Williamson, JM
Miller, DK
Pandit, S
Santoro, JC
Sitlani, A
Yamin, TD
O'Neill, EA
Zaller, DM
Carballo-Jane, E
Forrest, MJ
Luell, S
机构
[1] Merck Res Labs, Dept Med Chem, Rahway, NJ 07065 USA
[2] Merck Res Labs, Dept Metab Disorders, Rahway, NJ 07065 USA
[3] Merck Res Labs, Dept Cardiovasc Dis, Rahway, NJ 07065 USA
[4] Merck Res Labs, Dept Immunol, Rahway, NJ 07065 USA
[5] Merck Res Labs, Dept Pharmacol, Rahway, NJ 07065 USA
关键词
glucocorticoid; dissociation; transrepression; transactivation; inflammation;
D O I
10.1016/j.bmcl.2005.03.027
中图分类号
R914 [药物化学];
学科分类号
100701 ;
摘要
A novel series of selective ligands for the human glucocorticoid receptor is described. Structure-activity studies focused on variation of B-ring size, ketal ring size, and ketal substitution. These analogs were found to be potent and selective ligands for GR and have partial agonist profiles in functional assays for transactivation (TAT, GS) and transrepression (IL-6). Of these compounds, 27, 28, and 35 were evaluated further in a mouse LPS-induced TNF-alpha secretion model. Compound 28 had an ED50 Of 14.1 mg/kg compared with 0.5 mg/kg for prednisolone in the same assay. (c) 2005 Elsevier Ltd. All rights reserved.
引用
收藏
页码:2926 / 2931
页数:6
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