Figure 1From: "NeuroStem Chip": a novel highly specialized tool to study neural differentiation pathways in human stem cellsHuman Embryonic Stem Cells (hESCs) used in a study. (A) Phase contrast image of unaltered hESC colony. Immunocytochemical analysis of (B) Ki67, (C) OCT3/4, (D)DAPI, (E) Merge. Scale bars = 100 μm.Back to article page