Improved in vitro and in vivo cutaneous delivery of protoporphyrin IX from PLGA-based nanoparticles - Silva, Carolina L. da; Del Ciampo, José Orestes; Rossetti, Fábia Cristina; Bentley, Maria Vitoria Lopes Badra; Pierre, Maria Bernadete Riemma (Photochemistry and Photobiology, 2013)