Additional file 7: Figure S3. of A comparative study of chondroitin sulfate and heparan sulfate for directing three-dimensional chondrogenesis of mesenchymal stem cells

Abstract

Effects of mechanical stiffness, and type and concentration of ECM (CS or HS) on type X collagen secretion are shown by immunostaining. Green: collagen; blue: DAPI. Scale bar = 200 μm. (JPG 190 kb