Expression of CXCL12-CXCR4 in osteosarcoma and its correlation with angiogenesis

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Objective The expression of CXCL12 (stromal cell-derived factor-1)-CXCR4 (chemokine receptors-4) in osteosarcoma and its role in angiogenesis were examined. Methods The expression of CXCR4 and CXCL12 in 40 cases of osteosarcoma was detected by immunohisto
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