Published in Cancer Weekly, February 8th, 2005
Study 1: Serum levels of insulin-like growth factor-I (IGF-I) were found to be higher in women with prior breast cancer, according to a study from Italy that also showed IGF-I and/or IGF binding protein-3 (IGFBP-3) levels are affected by women's age and reproductive and hormonal factors.
"Prospective studies have shown an association between elevated plasma levels of IGF-I and/or decreased levels of its major circulating carrier protein IGFBP-3 and increased risk of major cancers. Identifying the factors which affect these biomarkers is of particular interest as...
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