Fig. 3From: Synergistic interaction of hTGF-β3 with hBMP-6 promotes articular cartilage formation in chitosan scaffolds with hADSCs: implications for regenerative medicineAlcian blue staining for GAG in chitosan scaffolds seeded with hADSCs cultured in either normal (NS) (a-c), standard chondrogenic (CS) (d-f) or modified chondrogenic + hBMP-6 medium (CS + hBMP-6) (g-i) after 7, 14 and 28 days. Magnification 40x (Bar scales: 200 μm)Back to article page