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Microstructural analysis of scaffolds fabricated with porous microspheres. Scaffolds were fabricated at 37 °C for 24 h prior to analysis by μCT. (A) Side view 3-D reconstruction image in colour (where green areas represent air space (pores) varying in intensity from dark to light green) and greyscale. (B) Top view 3-D reconstruction image in colour and greyscale. (C) Scaffold porosity. (D) Representative pore size distribution throughout a scaffold. Size bars represent 500 μm.
