Fabrication and In Vitro Study of Tissue-Engineered Cartilage Scaffold Derived from Wharton’s Jelly Extracellular Matrix

Figure 3

Component identification in WJECM and ACECM scaffolds. Toluidine blue staining and safranin O staining were positive; type I and type II collagen immunofluorescence showed positive staining (scale bar = 200 μm).