Fig. 3From: pH- and acoustic-responsive platforms based on perfluoropentane-loaded protein nanoparticles for ovarian tumor-targeted ultrasound imaging and therapya, b Size and PDI change of FA-FRT-PFP in water, PBS, saline, and FBS over 28 days. c The size change of FA-FRT-PFP at various temperature from 25 oC to 45 oCBack to article page