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Characterization of an in vitro WJ-MSC culture. (A) Characteristic WJ-MSC fibroblast-like morphology. The WJ-MSC were cultured in a complete medium, as described in Materials and Methods. Changes in the cell morphology after a 12-day differentiation procedure in the control—C (B); empty vectors—EV (C); and full vectors—FV (D) group. Scale bar = 50 µm.
