Figure 4: Histology of N-JHu-C and BMD-MSC-C Macroaggregate Pellet Cultures. A 5μm cross-section of normal juvenile chondrocyte pellet cultures (N-JHu-C) and pellet cultures initiated from MSCs (BMD-MSC-C) was stained with Toluidine blue O. A: N-JHu-C; B: BMD-MSC-C; C: BMDMSC- C; Bar=200 μm.