FIGURE 8.

a) Ultrasound (US) triggered pH/redox-responsive DOX release profiles from DOX-loaded PMAA-PFH CPNCs under pH 7.4 (top) and pH 5.0 (bottom). b) In vitro US imaging for PBS control, PMAA-40 CPNCs and PMAA-PFH CPNCs under B-mode and power Doppler mode (Reprinted with permission from Yang et al. (2014). Copyright 2014 Elsevier)

NOTE: For Figure 8a and 8b please refer to Figure 6 and Figure 9, respectively, of the manuscript by Yang et al.:

Yang, P., Li, D., Jin, S., Ding, J., Guo, J., Shi, W., & Wang, C. (2014). Stimuli-responsive biodegradable poly(methacrylic acid) based nanocapsules for ultrasound traced and triggered drug delivery system. Biomaterials, 35(6), 2079-2088.