Breast Cancer
Urokinase-type plasminogen activator receptor marks metastatic breast cancer
Published in Women's Health Weekly, January 8th, 2004
"The urokinase-type plasminogen activator receptor (uPAR, CD87) plays a central role in the plasminogen activation cascade, which participates in extracellular matrix degradation, cell migration and invasion. Here we performed a comprehensive immmunohistochemical evaluation of uPAR expression in primary tumor cells, tumor-surrounding fibroblasts, lymph node metastases and micrometastatic cells in bone marrow of patients with breast carcinomas at the time of primary diagnosis. Variable degrees of uPAR staining of tumor cells were observed in 84 of 93 (90%) carcinomas, whereas intratumoral...
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