Protocol to request
            
                Isolation and culture of BM-MSCs and periosteal cells
                
                
            
        
        
            
                Research article
            
            
                Activation of hedgehog signaling in mesenchymal stem cells induces cartilage and bone tumor formation via Wnt/β-Catenin
                
            
            
            
                Qi Deng et al.
            
            
                DOI: 10.7554/eLife.50208