Research Article
Platelet-Derived Growth Factor-Functionalized Scaffolds for the Recruitment of Synovial Mesenchymal Stem Cells for Osteochondral Repair
Figure 6
(a) Schematic diagram of pellet culture and (b) general view of pellet. (c) Alcian blue and toluidine blue staining showed the secretion of cartilage-specific extracellular matrix. (d) After 7 d coculture of SMSCs and scaffolds, the cytoskeleton was stained with phalloidin, and the nucleus was stained with DAPI to show the arrangement of skeletal proteins. .
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