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Identification of EPCs culture of MNCs for 7 days. (a) Cells had a typical cobblestone shape as shown by a phase-contrast inverted microscope. Images are visualized at ×200 magnification. (b) DiI-acetylated LDL uptake and fluorescein isothiocyanate (FITC)-UEA-1 binding and the merged image. Images are shown at ×400 magnification. Double-positive cells are yellow. (c) VIII-related antigen immunohistochemistry. Positive cells were stained brown.
