Fig. 1From: Co-culture pellet of human Wharton’s jelly mesenchymal stem cells and rat costal chondrocytes as a candidate for articular cartilage regeneration: in vitro and in vivo studyCell morphology and surface marker confirmation of hWJMSCs. A Cultured hWJMSCs demonstrated typical spindle shape and a vortex distribution. B Flow cytometric analysis of surface markers including CD90, CD73, CD105, CD44, CD34, CD45 and HLA-DRBack to article page