Article
Absence of progesterone receptor associated with secondary breast cancer in postmenopausal women.
British journal of cancer - 1 Mar 1999
Balleine R L, Earl M J, Greenberg M L, Clarke C L
Abstract excerpt
The relationship between expression of receptors for oestrogen and progesterone (ER and PR) and disease progression in breast cancer was investigated by comparing immunocytochemical determinations of ER and PR in fine needle aspirates from primary and secondary breast tumours. Rates of receptor expression were significantly higher in primary than in secondary lesions: for ER 63.3% (n = 689) compared with 45.3% (n...
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