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(a, b) Schematic illustration of the synthesis of 3,3′,5,5′-tetramethylbenzidine (TMB)-copper peroxide (CuO2)@poly(lactic-co-glycolic acid) (PLGA)@red blood cell membrane (RBCM) (TCPR) nanoparticles (NPs) and the mechanism of H2O2-activated specific photothermal therapy (PTT) guided by second near-infrared (NIR-II) photoacoustic imaging (PAI).
