Carboxyl of Poly(D,L-lactide-co-glycolide) Nanoparticles of Perfluorooctyl Bromide for Ultrasonic Imaging of Tumor

Figure 3

Particle size of the NPs and MPs. The size distribution was measured using dynamic light scattering in the NPs (a) and MPs (b). The morphologies of the NPs (c) and MPs (d) were determined by transmission electron micrographs and optical microscope, respectively.

(a)

(b)

(c)

(d)