Soy Isoflavones Supplementation in Treating Women at High Risk For or With Breast Cancer
Status: COMPLETED
Study type: INTERVENTIONAL
Conditions: BRCA1 Mutation Carrier|BRCA2 Mutation Carrier|Ductal Breast Carcinoma in Situ|Lobular Breast Carcinoma in Situ|Stage IA Breast Cancer|Stage IB Breast Cancer|Stage II Breast Cancer|Stage IIIA Breast Cancer|Stage IIIB Breast Cancer
Interventions: DIETARY_SUPPLEMENT: soy isoflavones|OTHER: placebo|OTHER: questionnaire administration|PROCEDURE: magnetic resonance imaging|PROCEDURE: biopsy|OTHER: immunohistochemistry staining method|OTHER: laboratory biomarker analysis|PROCEDURE: mammography
Sponsor: University of Southern California
Collaborators: National Cancer Institute (NCI)|California Breast Cancer Research Program