5-Fluorouracil Encapsulated Chitosan Nanoparticles for pH-Stimulated Drug Delivery: Evaluation of Controlled Release Kinetics

Figure 2

Particle size distributions of chitosan (a) and 5-FU encapsulated chitosan nanoparticles (b). SEM images of 5-FU encapsulated chitosan nanoparticles (c) 25000x (d) 50000x. FTIR spectra of chitosan and 5-FU encapsulated chitosan nanoparticles (e).

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