Women's Health Weekly
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Breast Cancer
Investigators at Georgetown University release new data on breast cancer
May 8th, 2008
"Signal transducer and activator of transcription (Stat) 5 appears to play a vital role in prolactin (PRL)-induced cell differentiation and normal mammary gland development. We previously showed that PRL-activated Stat5a induced expression of E-cadherin-beta-catenin complex in vitro and in xenotransplant tumors in vivo led to inhibition of breast cancer invasion," scientists in the United States report. "In the present study, we show that human breast cancer cells co-overexpressing Stat5a and its tyrosine kinase (Jak) 2 cultured in three-dimensional (3D) Matrigel culture demonstrate changes consistent with induction of mesenchymal-epithelial redifferentiation. Jak2 and...
Source: Women's Health Weekly (2008-05-08)
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