Published in:
01-12-2000 | Paper Report
ER variants in breast cancer
Author:
Valerie Speirs
Published in:
Breast Cancer Research
|
Issue 1/2000
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Excerpt
ER is expressed in approximately 60% of all breast cancers. It is an independent prognostic factor upon which decisions on whether to give hormonal therapy are based. Two forms of ER are known to exist, the original ER, now renamed ERα, and the more recently discovered, ERβ. The ERα gene consists of eight exons from which splice variants can arise due to alternative processing. The relative frequency of such variants in breast cancer progression is, however, unclear. …