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Schematic illustration of redox-sensitive Gd/SWCNTs-HA-ss-DOX for HA-mediated endocytosis, GSH triggered intracellular drug release and its application.
Abbreviations: DOX, doxorubicin; EPR, enhanced permeability and retention; Gd, gadolinium; GSH, glutathione; HA, hyaluronic acid; MRI, magnetic resonance imaging; SWCNTs, single-walled carbon nanotubes.
