Fig. 4From: Cord blood cell-derived iPSCs as a new candidate for chondrogenic differentiation and cartilage regenerationHistological analysis of CBMC-hiPSC-derived chondrogenic pellet. Image of pellets stained by safranin O, alcian blue, and toluidine blue on day 10, 20, and 30. All scale bars represent 100 μm. BMSC bone marrow-derived mesenchymal stem cellBack to article page