Figure 1.

SDF-1/CXCR4 expression in various cell lines. 1: MDA-MB-157; 2: MDA-MB-231; 3: MDA-MB-435s; 4: MDA-MB-436; 5: MDA-MB-453; 6: MCF7; 7: BT549; 8: ZR751; 9: MRC5; 10: HECV; 11: negative control. CXCR, CXC chemokine receptor; SDF, stromal cell-derived factor.