Fig. 2From: Characterization of a novel polyvinyl alcohol/chitosan porous hydrogel combined with bone marrow mesenchymal stem cells and its application in articular cartilage repairChondrogenesis differentiation assay of the BMSCs after seeding on hydrogel (Alcian blue staining). a BMSCs seeded on hydrogel in normal cell culture medium. b BMSCs seeded on hydrogel in chondrogenic induction mediumBack to article page