Fig. 3
In vitro characteristics of 131I-fulvestrant-ALA-PFP-FA-NPs: A Ultrasound imaging of nanoparticle morphology before and after LIFU irradiation. B DFY-type ultrasound image quantitative analysis diagnostic device for quantitative analysis of nanoparticle B-mode ultrasound and contrast-enhanced mode grayscale values. C Drug release kinetics of nanoparticles at different time points following LIFU irradiation. D Using confocal microscopy to observe in vitro targeting and transmembrane properties of DiI-labeled nanoparticles (Scale: 10 μm)(Values are means ± s.d., n = 3)