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April 2015

Estrogen and Breast Cancer: A Love-Hate Relationship

Estrogen and Breast Cancer: A Love-Hate Relationship

What do the dates 1896 and 1935 have to do with breast cancer? They mark critical moments in clarifying the complex relationship between estrogen and breast cancer. Breast cancer is the second leading cause of cancer mortality in the United States and Canada. Understanding its relationship to estrogen is critical for attributing cause and planning future therapies.