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Macroscopic aspect of the CX scaffold (a) SEM micrographs of CX: section porous structure (b); surface and morphology (c). Aspect of CD117+ AFSCs cultured in CX analyzed in different periods. The black arrows indicate the cells adhered to the scaffold with 7 days (d), 14 days (e), and 21 days of culture, exhibiting many adhered cells and evident matrix network production (f).
