Fig. 9

Intravital fluorescence images of subcutaneous pancreatic tumors in mice injected with empty droplets (a and b) or PTX-loaded 1 % PFCE/5 % PEG-PDLA droplets (c and d) 6 h before and three days after ultrasound therapy (50 s exposure in a circle of 4-mm diameter, 1 MHz frequency, acoustic intensity of 54 W/cm²), and photographs of the tumors taken 12 days after the treatment (e and f), with courtesy of [64]