Hedgehog signaling and osteoblast gene expression are regulated by purmorphamine in human mesenchymal stem cells - Oliveira, F. S.; Bellesini, L. S.; Defino, Helton Luiz Aparecido; Herrero, C. F. da Silva; Beloti, Márcio Matheus; Rosa, Adalberto Luiz (Journal of Cellular Biochemistry, 2012)