Figure 7
From: Revisiting the classification of NIR-absorbing/emitting nanomaterials for in vivo bioapplications
(a) The preparation of NIR-activated Fe3O4 nanostructures that can directly upgrade the iron oxide with MR contrast ability to be a MRI/photothermal theranostic agent.72 (b) Schematic illustration of magnetic Fe@Fe3O4 NPs targeting MRI and NIR photothermal therapy.73 (c) Schematic illustration of Fe3O4 nanoparticles coated with carboxyl-terminated poly (ethylene glycol)-phospholipid killing a cancer cell upon NIR laser irradiation.75
