Biodistribution and Acute Toxicity of Intravenous Multifunctional ¹²⁵I-Radiolabeled Fe₃O₄-Ag Heterodimer Nanoparticles in Mice

Figure 3

Representative static whole-body SPECT imaging of Fe₃O₄-Ag¹²⁵I localization in mouse at 0.5, 1, 2, 4, 8, 24, 48, and 72 h after injection.