Fig. 4

In vivo photothermal imaging and variations of weight. a Schematic illustration of the animal experimental process. b Corresponding thermal image of the tumor site injected with PBS, TAFe and TAFP under 808 nm NIR laser irradiation (1 W/cm2, 10 min). c Temperature variations at the tumor site exposed to 808 nm NIR laser irradiation (1 W/cm2, 10 min). d Body weight variations of mice during 2 weeks