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Recombinant MDK (Midkine) promotes LGE (Lacrimal gland epithelial) cell migration and proliferation. (A) Images of LGE cell scratch-wound healing assays. Scale bar = 250 µm; (B) Quantification of the reduced area; N = 5. The values are the means ± SEM. * p < 0.05, ** p < 0.01; (C) In vitro proliferation assay for LGE cells treated with MDK; N = 5. The values are the means ± SEM. * p < 0.05.
