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(A) Schematic representation of the coating of an iron oxide nanoparticle with biofunctional polyethylene glycol (PEG) hydrogel via surface-initiated photopolymerization; (B) schematic representation of acrylate (Acr)-PEG-arginine-glycine-aspartic acid-serine (RGDS) synthesis.
Abbreviation: MIONP, magnetic iron oxide nanoparticle.
