Figure 3

Stem cell expression visualized by fluorescent immunocytochemistry. Representative pictures from a healthy ASC donor for CD90 and CD73 visualized at × 40 for all media types (A). Pictures of the sporadic positivity for some of the endothelial markers at × 40 against HUVEC controls at × 20 (B). ASC; Adipose-derived stromal cell, CD; Cluster of differentiation, HUVEC; human umbilical vein endothelial cell.