Platelet-rich plasma stimulates cytokine expression and alkaline phosphatase activity in osteoblast-derived osteosarcoma cells - Herrera, Bruno S.; Coimbra, Leila S.; Bastos, Alliny S.; Teixeira, Simone Aparecida; Steffens, João P.; Muscará, Marcelo Nicolás; Spolidorio, Luis C. (Archives of Oral Biology, 2012)