Estrogen Receptor Positive Breast Cancer

Suppression of Ovarian Function With Either Tamoxifen or Exemestane Compared With Tamoxifen Alone in Treating Premenopausal Women With Hormone-Responsive Breast Cancer

[18F]FES PET/CT in Endocrine Refractory Breast Cancer

Randomized, Open Label, Clinical Study of the Targeted Therapy, Palbociclib, to Treat Metastatic Breast Cancer

REVIVE: Replens Versus Intra-Vaginal Estrogen for the Treatment of Vaginal Dryness on Aromatase Inhibitor Therapy

Palbociclib in Combination With Tamoxifen as First Line Therapy for Metastatic Hormone Receptor Positive Breast Cancer

Fulvestrant +/- Akt Inhibition in Advanced Aromatase Inhibitor Resistant Breast Cancer

FDG PET/CT in Breast Cancer Bone Mets

Evaluation of a Novel Technique for the Discovery of New, Tumor-specific Targets for the Deployment of Innovative Immunotherapeutics Against Cancer.

A Study to See Whether Estrogen Can Slow the Growth of Some ER Positive Breast Cancers

A Randomized Study of AZD2014 in Combination With Fulvestrant in Metastatic or Advanced Breast Cancer

[18F]Fluoroestradiol-PET/CT Companion Imaging Study to the FORESEE Trial

Early Changes in Metabolic Health in Breast Cancer Patients Initiating Endocrine Therapy

A Breast Cancer Treatment Decision Aid for Women Aged 70 and Older

Breast Density Change Predicting Response to Adjuvant Aromatase Inhibitor

Drug-Drug Interaction Study of Entinostat and Exemestane in Postmenopausal Women With ER+ Breast Cancer

TAK-228 Plus Tamoxifen in Patients With ER-Positive, HER2-negative Breast Cancer

A Study of BYL719 in Adult Patients With Advanced Solid Malignancies, Whose Tumors Have an Alteration of the PIK3CA Gene

Hydroxychloroquine in Metastatic Estrogen Receptor-Positive Breast Cancer Progressing on Hormonal Therapy

A Phase II Study Evaluating the Role of Androgen Receptors as Targets for Therapy of Pre-treated Post-menopausal Patients With ER/PgR-negative/AR-positive or ER and/or PgRpositive/ AR-positive Metastatic Breast Cancer (ARTT)