Abstract
The relation between oestrogen receptor status of primary breast cancer as determined immuncytochemically on fine-needle aspirates and the response to tamoxifen therapy has been assessed in 52 patients. The proportion of cells staining correlated well with the likelihood of response, which emphasises the importance of tumour heterogeneity.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Aged
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Biopsy, Needle
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Breast / pathology
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Breast Neoplasms / analysis*
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Breast Neoplasms / drug therapy
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Breast Neoplasms / pathology
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Carcinoma / analysis*
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Carcinoma / drug therapy
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Carcinoma / pathology
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Evaluation Studies as Topic
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Female
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Follow-Up Studies
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Humans
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Immunohistochemistry
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Receptors, Estrogen / analysis*
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Retrospective Studies
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Tamoxifen / therapeutic use*
Substances
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Receptors, Estrogen
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Tamoxifen