Research Article

Comparison between Intra-Articular Injection of Infrapatellar Fat Pad (IPFP) Cell Concentrates and IPFP-Mesenchymal Stem Cells (MSCs) for Cartilage Defect Repair of the Knee Joint in Rabbits

Figure 1

The microscopical appearance of the third passage generation of IPFP-MSCs from the (a, b) IPFP-MSC group and the (c, d) cell concentrate group exhibited typical spindle-shaped morphology and cells were anchorage dependent.
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