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Expression of pancreatic markers in hASC and IPC/GPC aggregates at 72 h culture by indirect immunofluorescence. The images shown are representative of n = 3 experiments, visualized by confocal microscopy. The left panel corresponds to cell aggregates of hASC and the right panel to cell aggregates of IPC/GPC. a Insulin (green). b Pdx1 (red) and c Gcg (green). Hoechst staining 1:500 (blue) was performed to detect nuclei, n = 3. Scale bar = 40 μm
