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Production of FGF-2 [(a) and (b)] and TGF-β [(c) and (d)] from sACL fibroblasts over time in the presence of the PCL films [PC60 films: (a) and (c); PC12 films: (b) and (d)]. Growth factor expression was measured by ELISA. NG: nongrafted films; G: grafted films (*p ≤ 0.05 and ** p ≤ 0.005).
