Women's Health Weekly
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Breast Cancer
Fetal exposure to maternal cigarette smoke reduces later cancer incidence
June 16th, 2005
Fetal exposure to maternal cigarette smoke reduces later breast cancer incidence, recent research has found. "Clinical studies show that maternal cigarette smoking reduces pregnancy estrogen levels. Women prenatally exposed to maternal cigarette smoke may, therefore, have a lower breast cancer risk because the fetal mammary gland's exposure to maternal estrogen is decreased," Tufts New England Medical Center obstetrician/gynecologists hypothesized. "Associations between prenatal maternal cigarette smoke exposure and breast cancer, however, have not been observed in previous case-control studies that relied on exposure assessment after the onset of...
Source: Women's Health Weekly (2005-06-16)
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