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Inducing differentiation of cancer stem cells of human colorectal carcinomas (CoCSC) with DFS and EGM2. (a) Morphological changes of CoCSC cultured in DFS and EGM2. (b) Capillary‐like tube formation assay. CoCSC cultured in DFS and EGM2 were seeded on Matrigel in respective medium. (c) RT‐PCR analysis of endothelial marker expression in CoCSC, CoCSC cultured in DFS and CoCSC cultured in EGM2. Scale bars: 50 μm.
