A reliable protocol for colorimetric determination of iron oxide nanoparticle uptake by cells - Deda, Daiana Kotra; Cardoso, Roberta Mansini; Uchiyama, Mayara Klimuk; Pavani, Christiane; Toma, Sérgio Hiroshi; Baptista, Maurício da Silva; Araki, Koiti (Analytical and Bioanalytical Chemistry, 2017)