Hormone receptors in defining breast cancer prognosis—time for a rethink?
Valerie Speirs* and Abeer M Shaaban
Correspondence *Leeds Institute of Molecular Medicine, Wellcome Trust Brenner Building, St James's University Hospital, Beckett Street, Leeds LS9 7TK, UK
Email v.speirs@leeds.ac.uk
ER
and ER
are structurally and functionally distinct, but currently only ER
is used to guide clinicians. The authors of this Viewpoint discuss whether this strategy is sufficiently informative, and how outcome and tumor response to adjuvant hormonal therapy can be followed more effectively.
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