Women's Health Weekly
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Breast Cancer
Research data from M.L. Scotti and colleagues update understanding of breast cancer
September 4th, 2008
According to recent research from the United States, "Breast cancers overexpressing human epidermal growth factor receptor 2 (HER2) have been reported to have higher proliferative and metastatic activity in the presence of autocrine prolactin (PRL), indicating potential cooperation between HER2 and the PRL receptor (PRLR) during breast cancer progression. PRL can induce the tyrosine phosphorylation of HER2 which stimulates mitogen-activated protein kinase (MAPK) activity." "To determine if this transactivation of HER2 by PRL contributes to anti-HER2 therapy resistance we examined the potential of combining Herceptin with a PRLR antagonist, G129R, which inhibits...
Source: Women's Health Weekly (2008-09-04)
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