Abstract
Photodynamic therapy (PDT) is a therapeutic modality that has shown great potential for the treatment of neoplastic lesions, including skin cancer, by inducing the production of a highly cytotoxic agent (by the photoactivation of a photosensitizer (FTS)), causing cell death by apoptosis and/or necrosis. Methylene blue (MB) is a FTS that has adequate photophysical and photochemical propert…