Figure 1From: The allogeneic umbilical cord mesenchymal stem cells regulate the function of T helper 17 cells from patients with rheumatoid arthritis in an in vitro co-culture system Identification of the isolated human umbilical cord MSCs. MSCs (3rd passage) exhibited negative for CD45 and CD34, weak positive for CD71 and positive for CD105, CD44 and CD29 as analyzed by flow cytometry.Back to article page