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Illustration of the cellular uptake by tumor cells and simultaneous drug delivery of GA-loaded HRA nanoparticles.
Note: The arrows represent the process of HRA delivery into the tumor cells.
Abbreviations: ATRA, all-trans retinoic acid; EPR, enhanced permeability and retention; GA, gambogic acid; HA, hyaluronic acid; HRA, hyaluronic acid-g-all-trans retinoic acid conjugate.
