Abstract:
:It is fairly well accepted that the presence of estrogen receptor (ER) and progesterone receptor (PgR) identifies breast cancer patients with a lower risk of relapse and better overall survival. But patients with discordant receptors, the ER+/PgR- phenotype, are often intermediate in clinical response. We focused upon this group of patients and have identified a truncated ER which is abundant in some ER+/PgR- breast tumors and which inhibits the binding of wild-type ER to its cognate response element. This variant interferes in a dominant negative manner with wild-type ER function and may represent a mechanism for modulation of estrogen responsiveness.
journal_name
Cancer Resjournal_title
Cancer researchauthors
Fuqua SA,Fitzgerald SD,Allred DC,Elledge RM,Nawaz Z,McDonnell DP,O'Malley BW,Greene GL,McGuire WLsubject
Has Abstractpub_date
1992-01-15 00:00:00pages
483-6issue
2eissn
0008-5472issn
1538-7445journal_volume
52pub_type
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