Fig. 11From: Hierarchical drug release designed Au @PDA-PEG-MTX NPs for targeted delivery to breast cancer with combined photothermal-chemotherapyHistological analyses by H&E staining of heart, liver, spleen, lung and kidney in BALB/c mice that were treated with 0.9% NaCl, Au @PDA-PEG-MTX and NIR + Au @PDA-PEG-MTXBack to article page