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(A) Representative fluorescence microscopy images of L929 fibroblasts and MC3T3e1 osteoblasts immunostained to determine the expression of ki67 and p53 following culture on PDL-coated 3D-printed PA-12 and positive control (plate) cell culture chambers after 4 days. (B) Alkaline phosphatase activity (normalized) of MC3T3e1 cultured on uncoated, PDL- and CLG-coated 3D-printed PA-12 cell culture chambers at day 28.
