Fig. 2From: Artesunate-Loaded and Near-Infrared Dye-Conjugated Albumin Nanoparticles as High-Efficiency Tumor-Targeted Photo-Chemo Theranostic Agenta TEM image of FA-IHA NPs. b, c Size and zeta potential distribution of FA-IHA NPs in water, cell medium, and PBS. d FA-IHA NPs size change in water, cell medium, and PBS. e Absorbance spectra of free ICG, Arte, and FA-IHA NPs. f Fluorescence spectra of free ICG and FA-IHA NPsBack to article page