Synthesis and identification of novel 11beta-aryl-4',5'-dihydrospiro[estra-4,9-diene-17beta,4'-oxazole] analogs with dissociated antiprogesterone activities |
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Authors: | Jin Chunyang Manikumar G Kepler John A Cook C Edgar Allan George F Kiddoe Margaret Bhattacharjee Sheela Linton Olivia Lundeen Scott G Sui Zhihua |
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Institution: | Center for Organic and Medicinal Chemistry, RTI International, PO Box 12194, Research Triangle Park, NC 27709, USA. cjin@rti.org |
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Abstract: | A series of novel 11beta-aryl-4',5'-dihydrospiroestra-4,9-diene-17beta,4'-oxazole] analogs have been evaluated for their antagonist hormonal properties using the T47D cell-based alkaline phosphatase assay and the A549 cell-based functional assay. Some of the compounds showed highly potent, and more selective antiprogestational activity against antiglucocorticoid activity than mifepristone (RU 486). |
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