Observational × Breast Neoplasms × Chromatography, High Pressure Liquid × Clear all Tamoxifen in Women With Breast Cancer and in Women at High-Risk of Breast Cancer Who Are Receiving Venlafaxine, Citalopram, Escitalopram, Gabapentin, or Sertraline
Completed
88 enrolled
Effect of Tamoxifen or an Aromatase Inhibitor on Estrogen Metabolism in Women Treated for Newly Diagnosed Breast Cancer
Completed
27 enrolled
Study of Urine Samples From Women With Newly Diagnosed Breast Cancer Enrolled on Clinical Trial UNMC-08105
Completed
100 enrolled
Nutrition-Related Biomarkers in Predicting Breast Cancer Risk in Women
Unknown
1,500 enrolled
Studying Biomarkers in Nipple Fluid, Urine, and Blood Samples From Women With Newly Diagnosed Ductal Carcinoma In Situ or Stage I or Stage II Breast Cancer and in Women at Risk of Developing Breast Cancer
Completed
316 enrolled
Breath Test for Women Receiving Tamoxifen in the Prevention or Treatment of Breast Cancer
Terminated
92 enrolled 20 charts
Changes in Breast Density and Blood Hormone Levels in Postmenopausal Women Receiving Anastrozole or Exemestane for Breast Cancer
Completed
140 enrolled
Genes That Affect Disease Progression in Women With Newly Diagnosed or Metastatic Breast Cancer
Unknown
1,800 enrolled
Dietary Phytoestrogens, Complementary and Alternative Medicine, and Lifestyle in Predicting Survival of Women With Breast Cancer
Unknown
2,300 enrolled