Observational × Breast Neoplasms × Immunohistochemistry × Clear all Studying Blood and Tumor Tissue Samples in Women With Invasive Breast Cancer, Ductal or Lobular Carcinoma in Situ, or Benign Breast Disease
Completed
563 enrolled
Tumor Characteristics and Survival Rate of HER2-Low Breast Cancer Patients
Completed
3,582 enrolled
Assessment of Candidate Protein Expression in Breast Cancer Specimens
Completed
460 enrolled
Studying Tissue Samples From Women Who Underwent Chemotherapy for Lymph Node-Positive Stage II or Stage IIIA Breast Cancer on Clinical Trial CLB-9741 or CLB-9344
Completed
1,195 enrolled
Fibrotic Focus in Breast Cancer
Unknown
250 enrolled
Nipple Secretion Samples in Detecting Breast Cancer in Patients and Healthy Participants Undergoing Breast Cancer Screening, Breast Diagnostic Studies, or Treatment for Benign Breast Disease
Terminated
126 enrolled
Identifying Genes That Predict Recurrence in Women With Breast Cancer Treated With Chemotherapy
Completed
900 enrolled
Studying Tumor Samples From Women Who Have Undergone Chemotherapy for Breast Cancer
Completed
2,541 enrolled
Biomarkers in Tissue Samples From Patients With Breast Cancer Treated With Bevacizumab
Completed
363 enrolled
Studying Cells Collected Through Ductal Lavage in Women Undergoing Surgery for Ductal Carcinoma In Situ or Other Breast Cancer
Completed
30 enrolled
Biomarkers in Native American Women With Breast Cancer
Completed
120 enrolled
Study of Biomarkers in Tissue Samples From Patients With Breast Cancer
Unknown
OX-40 Protein Expression in the Sentinel Lymph Nodes of Patients With Cancer
Completed
98 enrolled
Identifying Circulating Breast Cancer Cells in Women With Metastatic Breast Cancer
Completed
43 enrolled
Lapatinib Resistance in Patients With Breast Cancer
Withdrawn
Cancer Stem Cell Biomarkers as a Predictor of Response to Trastuzumab in Samples From Patients With Breast Cancer Previously Treated in the NSABP-B-31 Trial
Unknown
1,874 enrolled
Spectroscopy of Breast Tissue
Completed
141 enrolled
S9313B Study of Tumor Tissue Samples From Women With Early-Stage Breast Cancer Enrolled on Clinical Trial SWOG-9313
Completed
1,600 enrolled
Genes That Affect Disease Progression in Women With Newly Diagnosed or Metastatic Breast Cancer
Unknown
1,800 enrolled
Gene Expression in Predicting Response to Paclitaxel in Patients With Breast Cancer
Unknown
120 enrolled
Laser Spectroscopy of Breast Tissue Through a Needle Device
Completed
17 enrolled
Biomarkers in Predicting Response to Tamoxifen and Letrozole in Postmenopausal Women With Primary Breast Cancer Treated on Clinical Trial CAN-NCIC-MA17
Unknown
957 enrolled
Skin Biopsies and DNA Analysis in Patients Receiving Irinotecan or Gemcitabine For Advanced Solid Tumors
Completed
60 enrolled
Studying Tumor Tissue Samples to Learn More About DNA Changes and Response in Patients With Breast Cancer Treated With Bevacizumab on Clinical Trial ECOG-2100
Completed
500 enrolled
Study of Ductal Lavage in Women at High Risk for Breast Cancer
Completed
30 enrolled
IRB 2000-294
Completed
200 enrolled