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Characterization of UC-MSCs. (A) Flow cytometry analysis shows that UC-MSCs are positive for CD90, CD29, CD13, CD73, CD44, CD105, and HLA-ABC, while they are negative for CD34, CD45, CD31, and CD133. (B) UC-MSCs display fibroblastic morphology in plastic culture (B1). Von kossa (B2) and Oil red (B3) stainings reveal osteogenic and adipogenic potential of UC-MSCs in vitro. Scale bar=50 μm.
