Research Article
Carboxyl of Poly(D,L-lactide-co-glycolide) Nanoparticles of Perfluorooctyl Bromide for Ultrasonic Imaging of Tumor
Figure 1
Synthesized PEG-PLGA-COOH copolymer in CDCl3 (a). Schematic representation of the preparation process of nanoparticles for ultrasonic imaging (b).
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