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Characterization of sACL fibroblasts over time in the presence of the PCL films (PC60). Phalloidin (green)/DAPI (blue) labeling and H&E staining (insets) and corresponding cell densities (cell/cm2) [(g)–(i)] were performed at day 1: [(a), (d), and (g)]; day 3: [(b), (e), and (h)]; day 7: [(c), (f), and (i)]. NG: nongrafted films; G: grafted films. *Statistically significant relative to the corresponding NG condition.
