Elevated expression of polymorphonuclear leukocyte elastase in breast cancer tissue is associated with tamoxifen failure in patients with advanced disease.

Br J Cancer · 2003 · PMC2376381 · PMID 12671709

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a nonsignificant trendno p-value reported

The only other laboratory that studied PMN-E expression in human breast cancer tissues reported a nonsignificant trend towards a negative correlation between PMN-E levels and those of ER and PgR in a small series of 62 tumours ( Yamashita et al , 1994 ).

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