Photodynamic inactivation (PDI) has been showing to be an effective technique in vivo
against fungi, including fungal infections in the oral cavity. The disinfection of both oral
mucosa and denture may represent a real advantage in terms of fungus control. This clinical
study was designed to explore methylene blue (MB)-mediated PDI on oral mucosa and
prosthesis of patients with DS. Subjects with DS were divided into two groups. One group …