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Representative time-lapse microscopy images of gingival fibroblast migration and wound repopulation at 48 h, following treatment with PRE and punicalagin (0.1–10 μg/mL) alone and with 28.76 μg/mL (0.1 mM) Zn (II). White dashed lines show original scratch wounds at 0 h. Scale bar = 100 μm.
