Figure 7From: Fabrication and in vitro evaluation of an articular cartilage extracellular matrix-hydroxyapatite bilayered scaffold with low permeability for interface tissue engineering Cell distribution of tissue engineered constructs after 7 days in culture. A–C: Upper layer. D–F: Interfacial zone. G–I: Lower layer. A, B, D, E, G, and H: Images produced by SEM. C, F, and I: H&E staining.Back to article page