The relative overexpression of estrogen receptor (ER)-alpha exon 5 splicing
variant. the disrupted synchronization of ER-beta and ER-alpha expressions
. and the suppression of progesterone receptor (PR) form A expression as a
transcriptional repressor might be related to metastatic potential of uteri
ne endometrial cancers. leading to poor patient prognosis related to estrog
en refractoriness. (C) 2001 Elsevier Science Ltd. All rights reserved.