Fig. 3From: Passage of Magnetic Tat-Conjugated Fe3O4@SiO2 Nanoparticles Across In Vitro Blood-Brain Barrier a The fluorescence spectra of Fe3O4@SiO2-Amino and Fe3O4@SiO2-Tat NPs. b The TG and DTG curves of Fe3O4@SiO2-Tat NPsBack to article page