Women's Health Weekly
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Breast Cancer
Research on breast cancer detailed by scientists at Georgetown University
June 11th, 2009
According to recent research from the United States, "Findings in BRCA1 mutation carriers suggest that physical activity, particularly during childhood, may be linked to a reduced risk of developing breast cancer. We investigated whether physical activity at puberty alters the expression of BRCA1 and two other tumor suppressor genes-p53 and estrogen receptor (ER)-beta-in rats." "In addition, the effects on ER-alpha expression, mammary proliferation and functional epithelial differentiation were investigated as markers of altered mammary cancer risk in rats exposed to regular physical activity at puberty. Female Sprague Dawley rat pups were randomized to voluntary...
Source: Women's Health Weekly (2009-06-11)
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