Research Article

Link Protein N-Terminal Peptide as a Potential Stimulating Factor for Stem Cell-Based Cartilage Regeneration

Figure 1

Identification of CSPCs. (a) Flow cytometric analysis for CSPC surface markers. Data were shown as percentage of deviation from the unlabeled groups (blue curve). (b) The alizarin red staining showed calcium nodes after osteogenic differentiation. Bar = 100 μm. (c) The Oil Red O staining showed lipid droplets after adipogenic differentiation. Bar = 20 μm. (d) Morphology of the cartilage stem/progenitor cells under an inverted microscope. Bar = 200 μm.
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