Study: High-Leucine Diets May Thwart Breast Cancer Therapy

It is estimated that one in eight women in the United States will suffer from breast cancer in her lifetime. Most of these cancerous tumors rely on the hormone estrogen to grow. Breast cancer tumors that are estrogen-receptor positive (ER+) are often treated with tamoxifen. This drug blocks the hormone that fuels the tumor. Nevertheless, many tumors eventually become resilient to tamoxifen, allowing the disease to spread or recur.

Overview Of The Study

Scientists at the Cancer Center at Beth Israel Deaconess Medical Center have discovered a surprising link between tamoxifen resistance and the essential amino acid leucine in ER+ …read more