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Wound healing activity of 12 different M. oleifera extracts at 16 h of incubation after the wound creation. (a–d) represent ethanol-based extract-treated cells, (e–h) are methanol-based extract-treated cells, and (i–l) are acetone-based extract-treated cells. (m–n) represents PBS and PDGF (used as negative and positive controls)-treated cells. (o) represents the scratch width at 0 h.
