Risk factors commonly associated with breast cancer were studied in relation to:(1) tumor
estrogen receptor (ER) or progesterone receptor (PR) status and (2) the presence of tumor …

Abstract Analysis of estrogen receptor protein (ERP) was carried out on 784 patients with
primary breast carcinomas. Significant relationships were found with the following …

Abstract From October 1977 to December 1983, estrogen receptor (ER) and progesterone
receptor (PR) levels were measured in 645 tumors from women with primary, unilateral …

Summary 156 patients with advanced breast cancer of known estrogen receptor (ER) and
progesterone receptor (PgR) status treated by endocrine therapy were studied. Regarding …

It has been observed that 60–70% of breast cancer patients have estrogen receptors (ER)
and that nearly two‐thirds of such patients respond favorably to endocrine therapy. Cytosolic …

The 1986 review of estrogen receptors and breast cancer (1) summarized the literature on
the physiology of estrogen receptor activity, estrogen receptor measurement, the relation …

Two‐hundred‐seventeen women with primary breast carcinoma had an estrogen receptor
determination tested by both the dextran‐coated charcoal assay and sucrose density …

Estrogen receptor protein is known to be an important prognostic factor for patients with
breast cancer. The presence of estrogen receptor correlates with response to endocrine …

The relationships between estrogen receptor, progesterone receptor, and a variety of patient
characteristics are described for 2,977 women with primary breast cancer. Older women …

No differences in steroid hormone receptor status were detected in premenopausal breast
cancer patients of different races. In postmenopausal women, 65% of Whites were found to …