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Figure 1 Phenotype of circulating angiogenic cells (CAC) and endothelial progenitor cells (EPC). Representative photomicrographs of cells on day 7 (CAC) or day 21 (EPC) of culture are shown in the left and right panels, respectively. The top panel shows phase contrast images; the middle panel demonstrates staining for Ulex-lectin; and the lower panel shows DiI-labeled acetylated-low density lipoprotein uptake (LDL-U). Original magnification x100.
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